220512974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{823}}^1$

素因数の和:1496

約数の個数: 32

約数和(自身を含む): 380885760

約数和(自身を除く): 160372786

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 641, 823, 1282, 1646, 7051, 9053, 12179, 14102, 15637, 18106, 24358, 31274, 133969, 172007, 267938, 344014, 527543, 1055086, 5802973, 10023317, 11605946, 20046634, 110256487, 220512974]

約数ペア:

[(1, 220512974), (2, 110256487), (11, 20046634), (19, 11605946), (22, 10023317), (38, 5802973), (209, 1055086), (418, 527543), (641, 344014), (823, 267938), (1282, 172007), (1646, 133969), (7051, 31274), (9053, 24358), (12179, 18106), (14102, 15637)]