12171742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{787}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 21559680

約数和(自身を除く): 9387938

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 209, 407, 418, 703, 787, 814, 1406, 1574, 7733, 8657, 14953, 15466, 17314, 29119, 29906, 58238, 164483, 320309, 328966, 553261, 640618, 1106522, 6085871, 12171742]

約数ペア:

[(1, 12171742), (2, 6085871), (11, 1106522), (19, 640618), (22, 553261), (37, 328966), (38, 320309), (74, 164483), (209, 58238), (407, 29906), (418, 29119), (703, 17314), (787, 15466), (814, 14953), (1406, 8657), (1574, 7733)]