20022564

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 48254976

約数和(自身を除く): 28232412

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 131, 141, 188, 262, 271, 282, 393, 524, 542, 564, 786, 813, 1084, 1572, 1626, 3252, 6157, 12314, 12737, 18471, 24628, 25474, 35501, 36942, 38211, 50948, 71002, 73884, 76422, 106503, 142004, 152844, 213006, 426012, 1668547, 3337094, 5005641, 6674188, 10011282, 20022564]

約数ペア:

[(1, 20022564), (2, 10011282), (3, 6674188), (4, 5005641), (6, 3337094), (12, 1668547), (47, 426012), (94, 213006), (131, 152844), (141, 142004), (188, 106503), (262, 76422), (271, 73884), (282, 71002), (393, 50948), (524, 38211), (542, 36942), (564, 35501), (786, 25474), (813, 24628), (1084, 18471), (1572, 12737), (1626, 12314), (3252, 6157)]