20936432

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2531}}^1$

素因数の和:2597

約数の個数: 40

約数和(自身を含む): 45211392

約数和(自身を除く): 24274960

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 176, 188, 376, 517, 752, 1034, 2068, 2531, 4136, 5062, 8272, 10124, 20248, 27841, 40496, 55682, 111364, 118957, 222728, 237914, 445456, 475828, 951656, 1308527, 1903312, 2617054, 5234108, 10468216, 20936432]

約数ペア:

[(1, 20936432), (2, 10468216), (4, 5234108), (8, 2617054), (11, 1903312), (16, 1308527), (22, 951656), (44, 475828), (47, 445456), (88, 237914), (94, 222728), (176, 118957), (188, 111364), (376, 55682), (517, 40496), (752, 27841), (1034, 20248), (2068, 10124), (2531, 8272), (4136, 5062)]