2019213456

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{40961}}^1$

素因数の和:41064

約数の個数: 80

約数和(自身を含む): 5688802560

約数和(自身を除く): 3669589104

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 79, 104, 156, 158, 208, 237, 312, 316, 474, 624, 632, 948, 1027, 1264, 1896, 2054, 3081, 3792, 4108, 6162, 8216, 12324, 16432, 24648, 40961, 49296, 81922, 122883, 163844, 245766, 327688, 491532, 532493, 655376, 983064, 1064986, 1597479, 1966128, 2129972, 3194958, 3235919, 4259944, 6389916, 6471838, 8519888, 9707757, 12779832, 12943676, 19415514, 25559664, 25887352, 38831028, 42066947, 51774704, 77662056, 84133894, 126200841, 155324112, 168267788, 252401682, 336535576, 504803364, 673071152, 1009606728, 2019213456]

約数ペア:

[(1, 2019213456), (2, 1009606728), (3, 673071152), (4, 504803364), (6, 336535576), (8, 252401682), (12, 168267788), (13, 155324112), (16, 126200841), (24, 84133894), (26, 77662056), (39, 51774704), (48, 42066947), (52, 38831028), (78, 25887352), (79, 25559664), (104, 19415514), (156, 12943676), (158, 12779832), (208, 9707757), (237, 8519888), (312, 6471838), (316, 6389916), (474, 4259944), (624, 3235919), (632, 3194958), (948, 2129972), (1027, 1966128), (1264, 1597479), (1896, 1064986), (2054, 983064), (3081, 655376), (3792, 532493), (4108, 491532), (6162, 327688), (8216, 245766), (12324, 163844), (16432, 122883), (24648, 81922), (40961, 49296)]