1997227274

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{45131}}^1$

素因数の和:45278

約数の個数: 32

約数和(自身を含む): 3574454400

約数和(自身を除く): 1577227126

約数列:

[1, 2, 7, 14, 29, 58, 109, 203, 218, 406, 763, 1526, 3161, 6322, 22127, 44254, 45131, 90262, 315917, 631834, 1308799, 2617598, 4919279, 9161593, 9838558, 18323186, 34434953, 68869906, 142659091, 285318182, 998613637, 1997227274]

約数ペア:

[(1, 1997227274), (2, 998613637), (7, 285318182), (14, 142659091), (29, 68869906), (58, 34434953), (109, 18323186), (203, 9838558), (218, 9161593), (406, 4919279), (763, 2617598), (1526, 1308799), (3161, 631834), (6322, 315917), (22127, 90262), (44254, 45131)]