20484104

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 39588480

約数和(自身を除く): 19104376

約数列:

[1, 2, 4, 8, 47, 94, 157, 188, 314, 347, 376, 628, 694, 1256, 1388, 2776, 7379, 14758, 16309, 29516, 32618, 54479, 59032, 65236, 108958, 130472, 217916, 435832, 2560513, 5121026, 10242052, 20484104]

約数ペア:

[(1, 20484104), (2, 10242052), (4, 5121026), (8, 2560513), (47, 435832), (94, 217916), (157, 130472), (188, 108958), (314, 65236), (347, 59032), (376, 54479), (628, 32618), (694, 29516), (1256, 16309), (1388, 14758), (2776, 7379)]