20105338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 34385472

約数和(自身を除く): 14280134

約数列:

[1, 2, 11, 22, 43, 53, 86, 106, 401, 473, 583, 802, 946, 1166, 2279, 4411, 4558, 8822, 17243, 21253, 25069, 34486, 42506, 50138, 189673, 233783, 379346, 467566, 913879, 1827758, 10052669, 20105338]

約数ペア:

[(1, 20105338), (2, 10052669), (11, 1827758), (22, 913879), (43, 467566), (53, 379346), (86, 233783), (106, 189673), (401, 50138), (473, 42506), (583, 34486), (802, 25069), (946, 21253), (1166, 17243), (2279, 8822), (4411, 4558)]