20746594764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1\times {\mathrm{3539}}^1$

素因数の和:4140

約数の個数: 144

約数和(自身を含む): 61459157760

約数和(自身を除く): 40712562996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 541, 602, 774, 903, 1082, 1204, 1548, 1623, 1806, 2164, 2709, 3246, 3539, 3612, 3787, 4869, 5418, 6492, 7078, 7574, 9738, 10617, 10836, 11361, 14156, 15148, 19476, 21234, 22722, 23263, 24773, 31851, 34083, 42468, 45444, 46526, 49546, 63702, 68166, 69789, 74319, 93052, 99092, 127404, 136332, 139578, 148638, 152177, 162841, 209367, 222957, 279156, 297276, 304354, 325682, 418734, 445914, 456531, 488523, 608708, 651364, 837468, 891828, 913062, 977046, 1065239, 1369593, 1465569, 1826124, 1914599, 1954092, 2130478, 2739186, 2931138, 3195717, 3829198, 4260956, 5478372, 5743797, 5862276, 6391434, 7658396, 9587151, 11487594, 12782868, 13402193, 17231391, 19174302, 22975188, 26804386, 34462782, 38348604, 40206579, 53608772, 68925564, 80413158, 82327757, 120619737, 160826316, 164655514, 241239474, 246983271, 329311028, 482478948, 493966542, 576294299, 740949813, 987933084, 1152588598, 1481899626, 1728882897, 2305177196, 2963799252, 3457765794, 5186648691, 6915531588, 10373297382, 20746594764]

約数ペア:

[(1, 20746594764), (2, 10373297382), (3, 6915531588), (4, 5186648691), (6, 3457765794), (7, 2963799252), (9, 2305177196), (12, 1728882897), (14, 1481899626), (18, 1152588598), (21, 987933084), (28, 740949813), (36, 576294299), (42, 493966542), (43, 482478948), (63, 329311028), (84, 246983271), (86, 241239474), (126, 164655514), (129, 160826316), (172, 120619737), (252, 82327757), (258, 80413158), (301, 68925564), (387, 53608772), (516, 40206579), (541, 38348604), (602, 34462782), (774, 26804386), (903, 22975188), (1082, 19174302), (1204, 17231391), (1548, 13402193), (1623, 12782868), (1806, 11487594), (2164, 9587151), (2709, 7658396), (3246, 6391434), (3539, 5862276), (3612, 5743797), (3787, 5478372), (4869, 4260956), (5418, 3829198), (6492, 3195717), (7078, 2931138), (7574, 2739186), (9738, 2130478), (10617, 1954092), (10836, 1914599), (11361, 1826124), (14156, 1465569), (15148, 1369593), (19476, 1065239), (21234, 977046), (22722, 913062), (23263, 891828), (24773, 837468), (31851, 651364), (34083, 608708), (42468, 488523), (45444, 456531), (46526, 445914), (49546, 418734), (63702, 325682), (68166, 304354), (69789, 297276), (74319, 279156), (93052, 222957), (99092, 209367), (127404, 162841), (136332, 152177), (139578, 148638)]