20915514

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37483}}^1$

素因数の和:37522

約数の個数: 24

約数和(自身を含む): 46780032

約数和(自身を除く): 25864518

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 37483, 74966, 112449, 224898, 337347, 674694, 1161973, 2323946, 3485919, 6971838, 10457757, 20915514]

約数ペア:

[(1, 20915514), (2, 10457757), (3, 6971838), (6, 3485919), (9, 2323946), (18, 1161973), (31, 674694), (62, 337347), (93, 224898), (186, 112449), (279, 74966), (558, 37483)]