20123143372

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{823}}^1\times {\mathrm{3491}}^1$

素因数の和:4438

約数の個数: 48

約数和(自身を含む): 37705554432

約数和(自身を除く): 17582411060

約数列:

[1, 2, 4, 17, 34, 68, 103, 206, 412, 823, 1646, 1751, 3292, 3491, 3502, 6982, 7004, 13964, 13991, 27982, 55964, 59347, 84769, 118694, 169538, 237388, 339076, 359573, 719146, 1438292, 1441073, 2873093, 2882146, 5746186, 5764292, 6112741, 11492372, 12225482, 24450964, 48842581, 97685162, 195370324, 295928579, 591857158, 1183714316, 5030785843, 10061571686, 20123143372]

約数ペア:

[(1, 20123143372), (2, 10061571686), (4, 5030785843), (17, 1183714316), (34, 591857158), (68, 295928579), (103, 195370324), (206, 97685162), (412, 48842581), (823, 24450964), (1646, 12225482), (1751, 11492372), (3292, 6112741), (3491, 5764292), (3502, 5746186), (6982, 2882146), (7004, 2873093), (13964, 1441073), (13991, 1438292), (27982, 719146), (55964, 359573), (59347, 339076), (84769, 237388), (118694, 169538)]