18030382760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{823}}^1\times {\mathrm{42131}}^1$

素因数の和:42978

約数の個数: 64

約数和(自身を含む): 43743127680

約数和(自身を除く): 25712744920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 823, 1646, 3292, 4115, 6584, 8230, 10699, 16460, 21398, 32920, 42131, 42796, 53495, 84262, 85592, 106990, 168524, 210655, 213980, 337048, 421310, 427960, 547703, 842620, 1095406, 1685240, 2190812, 2738515, 4381624, 5477030, 10954060, 21908120, 34673813, 69347626, 138695252, 173369065, 277390504, 346738130, 450759569, 693476260, 901519138, 1386952520, 1803038276, 2253797845, 3606076552, 4507595690, 9015191380, 18030382760]

約数ペア:

[(1, 18030382760), (2, 9015191380), (4, 4507595690), (5, 3606076552), (8, 2253797845), (10, 1803038276), (13, 1386952520), (20, 901519138), (26, 693476260), (40, 450759569), (52, 346738130), (65, 277390504), (104, 173369065), (130, 138695252), (260, 69347626), (520, 34673813), (823, 21908120), (1646, 10954060), (3292, 5477030), (4115, 4381624), (6584, 2738515), (8230, 2190812), (10699, 1685240), (16460, 1095406), (21398, 842620), (32920, 547703), (42131, 427960), (42796, 421310), (53495, 337048), (84262, 213980), (85592, 210655), (106990, 168524)]