18764672

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{4729}}^1$

素因数の和:4774

約数の個数: 32

約数和(自身を含む): 38596800

約数和(自身を除く): 19832128

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 4729, 9458, 18916, 37832, 75664, 146599, 151328, 293198, 302656, 586396, 605312, 1172792, 2345584, 4691168, 9382336, 18764672]

約数ペア:

[(1, 18764672), (2, 9382336), (4, 4691168), (8, 2345584), (16, 1172792), (31, 605312), (32, 586396), (62, 302656), (64, 293198), (124, 151328), (128, 146599), (248, 75664), (496, 37832), (992, 18916), (1984, 9458), (3968, 4729)]