20182012984

素因数分解:

$2^3\times 7^3\times {\mathrm{71}}^1\times {\mathrm{103591}}^1$

素因数の和:103689

約数の個数: 64

約数和(自身を含む): 44751744000

約数和(自身を除く): 24569731016

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 71, 98, 142, 196, 284, 343, 392, 497, 568, 686, 994, 1372, 1988, 2744, 3479, 3976, 6958, 13916, 24353, 27832, 48706, 97412, 103591, 194824, 207182, 414364, 725137, 828728, 1450274, 2900548, 5075959, 5801096, 7354961, 10151918, 14709922, 20303836, 29419844, 35531713, 40607672, 51484727, 58839688, 71063426, 102969454, 142126852, 205938908, 284253704, 360393089, 411877816, 720786178, 1441572356, 2522751623, 2883144712, 5045503246, 10091006492, 20182012984]

約数ペア:

[(1, 20182012984), (2, 10091006492), (4, 5045503246), (7, 2883144712), (8, 2522751623), (14, 1441572356), (28, 720786178), (49, 411877816), (56, 360393089), (71, 284253704), (98, 205938908), (142, 142126852), (196, 102969454), (284, 71063426), (343, 58839688), (392, 51484727), (497, 40607672), (568, 35531713), (686, 29419844), (994, 20303836), (1372, 14709922), (1988, 10151918), (2744, 7354961), (3479, 5801096), (3976, 5075959), (6958, 2900548), (13916, 1450274), (24353, 828728), (27832, 725137), (48706, 414364), (97412, 207182), (103591, 194824)]