17751890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7187}}^1$

素因数の和:7226

約数の個数: 32

約数和(自身を含む): 36227520

約数和(自身を除く): 18475630

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 7187, 14374, 35935, 71870, 93431, 136553, 186862, 273106, 467155, 682765, 934310, 1365530, 1775189, 3550378, 8875945, 17751890]

約数ペア:

[(1, 17751890), (2, 8875945), (5, 3550378), (10, 1775189), (13, 1365530), (19, 934310), (26, 682765), (38, 467155), (65, 273106), (95, 186862), (130, 136553), (190, 93431), (247, 71870), (494, 35935), (1235, 14374), (2470, 7187)]