19791152

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:477

約数の個数: 40

約数和(自身を含む): 39891792

約数和(自身を除く): 20100640

約数列:

[1, 2, 4, 8, 16, 37, 74, 101, 148, 202, 296, 331, 404, 592, 662, 808, 1324, 1616, 2648, 3737, 5296, 7474, 12247, 14948, 24494, 29896, 33431, 48988, 59792, 66862, 97976, 133724, 195952, 267448, 534896, 1236947, 2473894, 4947788, 9895576, 19791152]

約数ペア:

[(1, 19791152), (2, 9895576), (4, 4947788), (8, 2473894), (16, 1236947), (37, 534896), (74, 267448), (101, 195952), (148, 133724), (202, 97976), (296, 66862), (331, 59792), (404, 48988), (592, 33431), (662, 29896), (808, 24494), (1324, 14948), (1616, 12247), (2648, 7474), (3737, 5296)]