20342272816

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1\times {\mathrm{617}}^1$

素因数の和:1118

約数の個数: 80

約数和(自身を含む): 40775274144

約数和(自身を除く): 20433001328

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 173, 277, 344, 346, 554, 617, 688, 692, 1108, 1234, 1384, 2216, 2468, 2768, 4432, 4936, 7439, 9872, 11911, 14878, 23822, 26531, 29756, 47644, 47921, 53062, 59512, 95288, 95842, 106124, 106741, 119024, 170909, 190576, 191684, 212248, 213482, 341818, 383368, 424496, 426964, 683636, 766736, 853928, 1367272, 1707856, 2060603, 2734544, 4121206, 4589863, 7349087, 8242412, 9179726, 14698174, 16484824, 18359452, 29396348, 29567257, 32969648, 36718904, 58792696, 59134514, 73437808, 117585392, 118269028, 236538056, 473076112, 1271392051, 2542784102, 5085568204, 10171136408, 20342272816]

約数ペア:

[(1, 20342272816), (2, 10171136408), (4, 5085568204), (8, 2542784102), (16, 1271392051), (43, 473076112), (86, 236538056), (172, 118269028), (173, 117585392), (277, 73437808), (344, 59134514), (346, 58792696), (554, 36718904), (617, 32969648), (688, 29567257), (692, 29396348), (1108, 18359452), (1234, 16484824), (1384, 14698174), (2216, 9179726), (2468, 8242412), (2768, 7349087), (4432, 4589863), (4936, 4121206), (7439, 2734544), (9872, 2060603), (11911, 1707856), (14878, 1367272), (23822, 853928), (26531, 766736), (29756, 683636), (47644, 426964), (47921, 424496), (53062, 383368), (59512, 341818), (95288, 213482), (95842, 212248), (106124, 191684), (106741, 190576), (119024, 170909)]