20727798

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37963}}^1$

素因数の和:37988

約数の個数: 32

約数和(自身を含む): 51023616

約数和(自身を除く): 30295818

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 37963, 75926, 113889, 227778, 265741, 493519, 531482, 797223, 987038, 1480557, 1594446, 2961114, 3454633, 6909266, 10363899, 20727798]

約数ペア:

[(1, 20727798), (2, 10363899), (3, 6909266), (6, 3454633), (7, 2961114), (13, 1594446), (14, 1480557), (21, 987038), (26, 797223), (39, 531482), (42, 493519), (78, 265741), (91, 227778), (182, 113889), (273, 75926), (546, 37963)]