19163580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10303}}^1$

素因数の和:10346

約数の個数: 48

約数和(自身を含む): 55394304

約数和(自身を除く): 36230724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 10303, 20606, 30909, 41212, 51515, 61818, 103030, 123636, 154545, 206060, 309090, 319393, 618180, 638786, 958179, 1277572, 1596965, 1916358, 3193930, 3832716, 4790895, 6387860, 9581790, 19163580]

約数ペア:

[(1, 19163580), (2, 9581790), (3, 6387860), (4, 4790895), (5, 3832716), (6, 3193930), (10, 1916358), (12, 1596965), (15, 1277572), (20, 958179), (30, 638786), (31, 618180), (60, 319393), (62, 309090), (93, 206060), (124, 154545), (155, 123636), (186, 103030), (310, 61818), (372, 51515), (465, 41212), (620, 30909), (930, 20606), (1860, 10303)]