9920812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11867}}^1$

素因数の和:11901

約数の個数: 24

約数和(自身を含む): 19938240

約数和(自身を除く): 10017428

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 11867, 23734, 47468, 130537, 225473, 261074, 450946, 522148, 901892, 2480203, 4960406, 9920812]

約数ペア:

[(1, 9920812), (2, 4960406), (4, 2480203), (11, 901892), (19, 522148), (22, 450946), (38, 261074), (44, 225473), (76, 130537), (209, 47468), (418, 23734), (836, 11867)]