16620464

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4787}}^1$

素因数の和:4833

約数の個数: 40

約数和(自身を含む): 37997568

約数和(自身を除く): 21377104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 4787, 9574, 19148, 33509, 38296, 67018, 76592, 134036, 148397, 268072, 296794, 536144, 593588, 1038779, 1187176, 2077558, 2374352, 4155116, 8310232, 16620464]

約数ペア:

[(1, 16620464), (2, 8310232), (4, 4155116), (7, 2374352), (8, 2077558), (14, 1187176), (16, 1038779), (28, 593588), (31, 536144), (56, 296794), (62, 268072), (112, 148397), (124, 134036), (217, 76592), (248, 67018), (434, 38296), (496, 33509), (868, 19148), (1736, 9574), (3472, 4787)]