19919024

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{33647}}^1$

素因数の和:33692

約数の個数: 20

約数和(自身を含む): 39637344

約数和(自身を除く): 19718320

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 33647, 67294, 134588, 269176, 538352, 1244939, 2489878, 4979756, 9959512, 19919024]

約数ペア:

[(1, 19919024), (2, 9959512), (4, 4979756), (8, 2489878), (16, 1244939), (37, 538352), (74, 269176), (148, 134588), (296, 67294), (592, 33647)]