19907202230

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{1601}}^1$

素因数の和:1973

約数の個数: 64

約数和(自身を含む): 36972827136

約数和(自身を除く): 17065624906

約数列:

[1, 2, 5, 10, 71, 83, 142, 166, 211, 355, 415, 422, 710, 830, 1055, 1601, 2110, 3202, 5893, 8005, 11786, 14981, 16010, 17513, 29465, 29962, 35026, 58930, 74905, 87565, 113671, 132883, 149810, 175130, 227342, 265766, 337811, 568355, 664415, 675622, 1136710, 1243423, 1328830, 1689055, 2486846, 3378110, 6217115, 9434693, 12434230, 18869386, 23984581, 28038313, 47173465, 47969162, 56076626, 94346930, 119922905, 140191565, 239845810, 280383130, 1990720223, 3981440446, 9953601115, 19907202230]

約数ペア:

[(1, 19907202230), (2, 9953601115), (5, 3981440446), (10, 1990720223), (71, 280383130), (83, 239845810), (142, 140191565), (166, 119922905), (211, 94346930), (355, 56076626), (415, 47969162), (422, 47173465), (710, 28038313), (830, 23984581), (1055, 18869386), (1601, 12434230), (2110, 9434693), (3202, 6217115), (5893, 3378110), (8005, 2486846), (11786, 1689055), (14981, 1328830), (16010, 1243423), (17513, 1136710), (29465, 675622), (29962, 664415), (35026, 568355), (58930, 337811), (74905, 265766), (87565, 227342), (113671, 175130), (132883, 149810)]