18339507368

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1297}}^1\times {\mathrm{19423}}^1$

素因数の和:20746

約数の個数: 64

約数和(自身を含む): 42356751360

約数和(自身を除く): 24017243992

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 1297, 2594, 5188, 9079, 10376, 16861, 18158, 19423, 33722, 36316, 38846, 67444, 72632, 77692, 118027, 134888, 135961, 155384, 236054, 252499, 271922, 472108, 504998, 543844, 944216, 1009996, 1087688, 1767493, 2019992, 3534986, 7069972, 14139944, 25191631, 50383262, 100766524, 176341417, 201533048, 327491203, 352682834, 654982406, 705365668, 1309964812, 1410731336, 2292438421, 2619929624, 4584876842, 9169753684, 18339507368]

約数ペア:

[(1, 18339507368), (2, 9169753684), (4, 4584876842), (7, 2619929624), (8, 2292438421), (13, 1410731336), (14, 1309964812), (26, 705365668), (28, 654982406), (52, 352682834), (56, 327491203), (91, 201533048), (104, 176341417), (182, 100766524), (364, 50383262), (728, 25191631), (1297, 14139944), (2594, 7069972), (5188, 3534986), (9079, 2019992), (10376, 1767493), (16861, 1087688), (18158, 1009996), (19423, 944216), (33722, 543844), (36316, 504998), (38846, 472108), (67444, 271922), (72632, 252499), (77692, 236054), (118027, 155384), (134888, 135961)]