20450188794

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{2389}}^1$

素因数の和:3068

約数の個数: 128

約数和(自身を含む): 52202188800

約数和(自身を除く): 31752000006

約数列:

[1, 2, 3, 6, 7, 14, 17, 19, 21, 34, 38, 42, 51, 57, 102, 114, 119, 133, 238, 266, 323, 357, 399, 631, 646, 714, 798, 969, 1262, 1893, 1938, 2261, 2389, 3786, 4417, 4522, 4778, 6783, 7167, 8834, 10727, 11989, 13251, 13566, 14334, 16723, 21454, 23978, 26502, 32181, 33446, 35967, 40613, 45391, 50169, 64362, 71934, 75089, 81226, 83923, 90782, 100338, 121839, 136173, 150178, 167846, 203813, 225267, 243678, 251769, 272346, 284291, 317737, 407626, 450534, 503538, 568582, 611439, 635474, 771647, 852873, 953211, 1222878, 1426691, 1507459, 1543294, 1705746, 1906422, 2314941, 2853382, 3014918, 4280073, 4522377, 4629882, 5401529, 8560146, 9044754, 10552213, 10803058, 16204587, 21104426, 25626803, 28641721, 31656639, 32409174, 51253606, 57283442, 63313278, 76880409, 85925163, 153760818, 171850326, 179387621, 200492047, 358775242, 400984094, 486909257, 538162863, 601476141, 973818514, 1076325726, 1202952282, 1460727771, 2921455542, 3408364799, 6816729598, 10225094397, 20450188794]

約数ペア:

[(1, 20450188794), (2, 10225094397), (3, 6816729598), (6, 3408364799), (7, 2921455542), (14, 1460727771), (17, 1202952282), (19, 1076325726), (21, 973818514), (34, 601476141), (38, 538162863), (42, 486909257), (51, 400984094), (57, 358775242), (102, 200492047), (114, 179387621), (119, 171850326), (133, 153760818), (238, 85925163), (266, 76880409), (323, 63313278), (357, 57283442), (399, 51253606), (631, 32409174), (646, 31656639), (714, 28641721), (798, 25626803), (969, 21104426), (1262, 16204587), (1893, 10803058), (1938, 10552213), (2261, 9044754), (2389, 8560146), (3786, 5401529), (4417, 4629882), (4522, 4522377), (4778, 4280073), (6783, 3014918), (7167, 2853382), (8834, 2314941), (10727, 1906422), (11989, 1705746), (13251, 1543294), (13566, 1507459), (14334, 1426691), (16723, 1222878), (21454, 953211), (23978, 852873), (26502, 771647), (32181, 635474), (33446, 611439), (35967, 568582), (40613, 503538), (45391, 450534), (50169, 407626), (64362, 317737), (71934, 284291), (75089, 272346), (81226, 251769), (83923, 243678), (90782, 225267), (100338, 203813), (121839, 167846), (136173, 150178)]