17695990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 35548848

約数和(自身を除く): 17852858

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 169, 185, 283, 338, 370, 481, 566, 845, 962, 1415, 1690, 2405, 2830, 3679, 4810, 6253, 7358, 10471, 12506, 18395, 20942, 31265, 36790, 47827, 52355, 62530, 95654, 104710, 136123, 239135, 272246, 478270, 680615, 1361230, 1769599, 3539198, 8847995, 17695990]

約数ペア:

[(1, 17695990), (2, 8847995), (5, 3539198), (10, 1769599), (13, 1361230), (26, 680615), (37, 478270), (65, 272246), (74, 239135), (130, 136123), (169, 104710), (185, 95654), (283, 62530), (338, 52355), (370, 47827), (481, 36790), (566, 31265), (845, 20942), (962, 18395), (1415, 12506), (1690, 10471), (2405, 7358), (2830, 6253), (3679, 4810)]