20170581132

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1821107}}^1$

素因数の和:1821198

約数の個数: 48

約数和(自身を含む): 51398952192

約数和(自身を除く): 31228371060

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 284, 426, 852, 923, 1846, 2769, 3692, 5538, 11076, 1821107, 3642214, 5463321, 7284428, 10926642, 21853284, 23674391, 47348782, 71023173, 94697564, 129298597, 142046346, 258597194, 284092692, 387895791, 517194388, 775791582, 1551583164, 1680881761, 3361763522, 5042645283, 6723527044, 10085290566, 20170581132]

約数ペア:

[(1, 20170581132), (2, 10085290566), (3, 6723527044), (4, 5042645283), (6, 3361763522), (12, 1680881761), (13, 1551583164), (26, 775791582), (39, 517194388), (52, 387895791), (71, 284092692), (78, 258597194), (142, 142046346), (156, 129298597), (213, 94697564), (284, 71023173), (426, 47348782), (852, 23674391), (923, 21853284), (1846, 10926642), (2769, 7284428), (3692, 5463321), (5538, 3642214), (11076, 1821107)]