31639446

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1303}}^1$

素因数の和:1401

約数の個数: 48

約数和(自身を含む): 73232640

約数和(自身を除く): 41593194

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 71, 114, 142, 171, 213, 342, 426, 639, 1278, 1303, 1349, 2606, 2698, 3909, 4047, 7818, 8094, 11727, 12141, 23454, 24282, 24757, 49514, 74271, 92513, 148542, 185026, 222813, 277539, 445626, 555078, 832617, 1665234, 1757747, 3515494, 5273241, 10546482, 15819723, 31639446]

約数ペア:

[(1, 31639446), (2, 15819723), (3, 10546482), (6, 5273241), (9, 3515494), (18, 1757747), (19, 1665234), (38, 832617), (57, 555078), (71, 445626), (114, 277539), (142, 222813), (171, 185026), (213, 148542), (342, 92513), (426, 74271), (639, 49514), (1278, 24757), (1303, 24282), (1349, 23454), (2606, 12141), (2698, 11727), (3909, 8094), (4047, 7818)]