901990078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{52631}}^1$

素因数の和:52704

約数の個数: 32

約数和(自身を含む): 1591591680

約数和(自身を除く): 689601602

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 209, 418, 451, 779, 902, 1558, 8569, 17138, 52631, 105262, 578941, 999989, 1157882, 1999978, 2157871, 4315742, 10999879, 21999758, 23736581, 40999549, 47473162, 81999098, 450995039, 901990078]

約数ペア:

[(1, 901990078), (2, 450995039), (11, 81999098), (19, 47473162), (22, 40999549), (38, 23736581), (41, 21999758), (82, 10999879), (209, 4315742), (418, 2157871), (451, 1999978), (779, 1157882), (902, 999989), (1558, 578941), (8569, 105262), (17138, 52631)]