20122256

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16333}}^1$

素因数の和:16359

約数の個数: 40

約数和(自身を含む): 48609984

約数和(自身を除く): 28487728

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 16333, 32666, 65332, 114331, 130664, 179663, 228662, 261328, 359326, 457324, 718652, 914648, 1257641, 1437304, 1829296, 2515282, 2874608, 5030564, 10061128, 20122256]

約数ペア:

[(1, 20122256), (2, 10061128), (4, 5030564), (7, 2874608), (8, 2515282), (11, 1829296), (14, 1437304), (16, 1257641), (22, 914648), (28, 718652), (44, 457324), (56, 359326), (77, 261328), (88, 228662), (112, 179663), (154, 130664), (176, 114331), (308, 65332), (616, 32666), (1232, 16333)]