19014190040

素因数分解:

$2^3\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{302581}}^1$

素因数の和:304163

約数の個数: 32

約数和(自身を含む): 42809301360

約数和(自身を除く): 23795111320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1571, 3142, 6284, 7855, 12568, 15710, 31420, 62840, 302581, 605162, 1210324, 1512905, 2420648, 3025810, 6051620, 12103240, 475354751, 950709502, 1901419004, 2376773755, 3802838008, 4753547510, 9507095020, 19014190040]

約数ペア:

[(1, 19014190040), (2, 9507095020), (4, 4753547510), (5, 3802838008), (8, 2376773755), (10, 1901419004), (20, 950709502), (40, 475354751), (1571, 12103240), (3142, 6051620), (6284, 3025810), (7855, 2420648), (12568, 1512905), (15710, 1210324), (31420, 605162), (62840, 302581)]