20591892

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{9377}}^1$

素因数の和:9448

約数の個数: 36

約数和(自身を含む): 52910676

約数和(自身を除く): 32318784

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 9377, 18754, 28131, 37508, 56262, 84393, 112524, 168786, 337572, 571997, 1143994, 1715991, 2287988, 3431982, 5147973, 6863964, 10295946, 20591892]

約数ペア:

[(1, 20591892), (2, 10295946), (3, 6863964), (4, 5147973), (6, 3431982), (9, 2287988), (12, 1715991), (18, 1143994), (36, 571997), (61, 337572), (122, 168786), (183, 112524), (244, 84393), (366, 56262), (549, 37508), (732, 28131), (1098, 18754), (2196, 9377)]