19644807

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{317}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 32481792

約数和(自身を除く): 12836985

約数列:

[1, 3, 7, 13, 21, 39, 91, 227, 273, 317, 681, 951, 1589, 2219, 2951, 4121, 4767, 6657, 8853, 12363, 20657, 28847, 61971, 71959, 86541, 215877, 503713, 935467, 1511139, 2806401, 6548269, 19644807]

約数ペア:

[(1, 19644807), (3, 6548269), (7, 2806401), (13, 1511139), (21, 935467), (39, 503713), (91, 215877), (227, 86541), (273, 71959), (317, 61971), (681, 28847), (951, 20657), (1589, 12363), (2219, 8853), (2951, 6657), (4121, 4767)]