20217384

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 128

約数和(自身を含む): 62668800

約数和(自身を除く): 42451416

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 67, 72, 88, 99, 108, 127, 132, 134, 198, 201, 216, 254, 264, 268, 297, 381, 396, 402, 508, 536, 594, 603, 737, 762, 792, 804, 1016, 1143, 1188, 1206, 1397, 1474, 1524, 1608, 1809, 2211, 2286, 2376, 2412, 2794, 2948, 3048, 3429, 3618, 4191, 4422, 4572, 4824, 5588, 5896, 6633, 6858, 7236, 8382, 8509, 8844, 9144, 11176, 12573, 13266, 13716, 14472, 16764, 17018, 17688, 19899, 25146, 25527, 26532, 27432, 33528, 34036, 37719, 39798, 50292, 51054, 53064, 68072, 75438, 76581, 79596, 93599, 100584, 102108, 150876, 153162, 159192, 187198, 204216, 229743, 280797, 301752, 306324, 374396, 459486, 561594, 612648, 748792, 842391, 918972, 1123188, 1684782, 1837944, 2246376, 2527173, 3369564, 5054346, 6739128, 10108692, 20217384]

約数ペア:

[(1, 20217384), (2, 10108692), (3, 6739128), (4, 5054346), (6, 3369564), (8, 2527173), (9, 2246376), (11, 1837944), (12, 1684782), (18, 1123188), (22, 918972), (24, 842391), (27, 748792), (33, 612648), (36, 561594), (44, 459486), (54, 374396), (66, 306324), (67, 301752), (72, 280797), (88, 229743), (99, 204216), (108, 187198), (127, 159192), (132, 153162), (134, 150876), (198, 102108), (201, 100584), (216, 93599), (254, 79596), (264, 76581), (268, 75438), (297, 68072), (381, 53064), (396, 51054), (402, 50292), (508, 39798), (536, 37719), (594, 34036), (603, 33528), (737, 27432), (762, 26532), (792, 25527), (804, 25146), (1016, 19899), (1143, 17688), (1188, 17018), (1206, 16764), (1397, 14472), (1474, 13716), (1524, 13266), (1608, 12573), (1809, 11176), (2211, 9144), (2286, 8844), (2376, 8509), (2412, 8382), (2794, 7236), (2948, 6858), (3048, 6633), (3429, 5896), (3618, 5588), (4191, 4824), (4422, 4572)]