20648604

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1181}}^1$

素因数の和:1266

約数の個数: 48

約数和(自身を含む): 50835456

約数和(自身を除く): 30186852

約数列:

[1, 2, 3, 4, 6, 12, 31, 47, 62, 93, 94, 124, 141, 186, 188, 282, 372, 564, 1181, 1457, 2362, 2914, 3543, 4371, 4724, 5828, 7086, 8742, 14172, 17484, 36611, 55507, 73222, 109833, 111014, 146444, 166521, 219666, 222028, 333042, 439332, 666084, 1720717, 3441434, 5162151, 6882868, 10324302, 20648604]

約数ペア:

[(1, 20648604), (2, 10324302), (3, 6882868), (4, 5162151), (6, 3441434), (12, 1720717), (31, 666084), (47, 439332), (62, 333042), (93, 222028), (94, 219666), (124, 166521), (141, 146444), (186, 111014), (188, 109833), (282, 73222), (372, 55507), (564, 36611), (1181, 17484), (1457, 14172), (2362, 8742), (2914, 7086), (3543, 5828), (4371, 4724)]