20922252

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3119}}^1$

素因数の和:3182

約数の個数: 48

約数和(自身を含む): 53813760

約数和(自身を除く): 32891508

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1118, 1677, 2236, 3119, 3354, 6238, 6708, 9357, 12476, 18714, 37428, 40547, 81094, 121641, 134117, 162188, 243282, 268234, 402351, 486564, 536468, 804702, 1609404, 1743521, 3487042, 5230563, 6974084, 10461126, 20922252]

約数ペア:

[(1, 20922252), (2, 10461126), (3, 6974084), (4, 5230563), (6, 3487042), (12, 1743521), (13, 1609404), (26, 804702), (39, 536468), (43, 486564), (52, 402351), (78, 268234), (86, 243282), (129, 162188), (156, 134117), (172, 121641), (258, 81094), (516, 40547), (559, 37428), (1118, 18714), (1677, 12476), (2236, 9357), (3119, 6708), (3354, 6238)]