20196919509

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2399}}^1\times {\mathrm{4073}}^1$

素因数の和:6541

約数の個数: 32

約数和(自身を含む): 29567462400

約数和(自身を除く): 9370542891

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 2399, 4073, 7197, 12219, 31187, 52949, 93561, 127147, 158847, 215869, 381441, 647607, 1652911, 2806297, 4958733, 8418891, 9771127, 29313381, 127024651, 381073953, 517869731, 1553609193, 6732306503, 20196919509]

約数ペア:

[(1, 20196919509), (3, 6732306503), (13, 1553609193), (39, 517869731), (53, 381073953), (159, 127024651), (689, 29313381), (2067, 9771127), (2399, 8418891), (4073, 4958733), (7197, 2806297), (12219, 1652911), (31187, 647607), (52949, 381441), (93561, 215869), (127147, 158847)]