19924796

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2207}}^1$

素因数の和:2309

約数の個数: 24

約数和(自身を含む): 36414336

約数和(自身を除く): 16489540

約数列:

[1, 2, 4, 37, 61, 74, 122, 148, 244, 2207, 2257, 4414, 4514, 8828, 9028, 81659, 134627, 163318, 269254, 326636, 538508, 4981199, 9962398, 19924796]

約数ペア:

[(1, 19924796), (2, 9962398), (4, 4981199), (37, 538508), (61, 326636), (74, 269254), (122, 163318), (148, 134627), (244, 81659), (2207, 9028), (2257, 8828), (4414, 4514)]