20496522

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 41912640

約数和(自身を除く): 21416118

約数列:

[1, 2, 3, 6, 89, 131, 178, 262, 267, 293, 393, 534, 586, 786, 879, 1758, 11659, 23318, 26077, 34977, 38383, 52154, 69954, 76766, 78231, 115149, 156462, 230298, 3416087, 6832174, 10248261, 20496522]

約数ペア:

[(1, 20496522), (2, 10248261), (3, 6832174), (6, 3416087), (89, 230298), (131, 156462), (178, 115149), (262, 78231), (267, 76766), (293, 69954), (393, 52154), (534, 38383), (586, 34977), (786, 26077), (879, 23318), (1758, 11659)]