20812076

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{983}}^1$

素因数の和:1133

約数の個数: 24

約数和(自身を含む): 37470720

約数和(自身を除く): 16658644

約数列:

[1, 2, 4, 67, 79, 134, 158, 268, 316, 983, 1966, 3932, 5293, 10586, 21172, 65861, 77657, 131722, 155314, 263444, 310628, 5203019, 10406038, 20812076]

約数ペア:

[(1, 20812076), (2, 10406038), (4, 5203019), (67, 310628), (79, 263444), (134, 155314), (158, 131722), (268, 77657), (316, 65861), (983, 21172), (1966, 10586), (3932, 5293)]