19609070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 39290832

約数和(自身を除く): 19681762

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 169, 205, 283, 338, 410, 533, 566, 845, 1066, 1415, 1690, 2665, 2830, 3679, 5330, 6929, 7358, 11603, 13858, 18395, 23206, 34645, 36790, 47827, 58015, 69290, 95654, 116030, 150839, 239135, 301678, 478270, 754195, 1508390, 1960907, 3921814, 9804535, 19609070]

約数ペア:

[(1, 19609070), (2, 9804535), (5, 3921814), (10, 1960907), (13, 1508390), (26, 754195), (41, 478270), (65, 301678), (82, 239135), (130, 150839), (169, 116030), (205, 95654), (283, 69290), (338, 58015), (410, 47827), (533, 36790), (566, 34645), (845, 23206), (1066, 18395), (1415, 13858), (1690, 11603), (2665, 7358), (2830, 6929), (3679, 5330)]