1328778832

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{10687}}^1$

素因数の和:11123

約数の個数: 40

約数和(自身を含む): 2716889600

約数和(自身を除く): 1388110768

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 409, 818, 1636, 3272, 6544, 7771, 10687, 15542, 21374, 31084, 42748, 62168, 85496, 124336, 170992, 203053, 406106, 812212, 1624424, 3248848, 4370983, 8741966, 17483932, 34967864, 69935728, 83048677, 166097354, 332194708, 664389416, 1328778832]

約数ペア:

[(1, 1328778832), (2, 664389416), (4, 332194708), (8, 166097354), (16, 83048677), (19, 69935728), (38, 34967864), (76, 17483932), (152, 8741966), (304, 4370983), (409, 3248848), (818, 1624424), (1636, 812212), (3272, 406106), (6544, 203053), (7771, 170992), (10687, 124336), (15542, 85496), (21374, 62168), (31084, 42748)]