20180918170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1103}}^1\times {\mathrm{9013}}^1$

素因数の和:10159

約数の個数: 64

約数和(自身を含む): 42990289920

約数和(自身を除く): 22809371750

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 1103, 2030, 2206, 5515, 7721, 9013, 11030, 15442, 18026, 31987, 38605, 45065, 63091, 63974, 77210, 90130, 126182, 159935, 223909, 261377, 315455, 319870, 447818, 522754, 630910, 1119545, 1306885, 1829639, 2239090, 2613770, 3659278, 9148195, 9941339, 18296390, 19882678, 49706695, 69589373, 99413390, 139178746, 288298831, 347946865, 576597662, 695893730, 1441494155, 2018091817, 2882988310, 4036183634, 10090459085, 20180918170]

約数ペア:

[(1, 20180918170), (2, 10090459085), (5, 4036183634), (7, 2882988310), (10, 2018091817), (14, 1441494155), (29, 695893730), (35, 576597662), (58, 347946865), (70, 288298831), (145, 139178746), (203, 99413390), (290, 69589373), (406, 49706695), (1015, 19882678), (1103, 18296390), (2030, 9941339), (2206, 9148195), (5515, 3659278), (7721, 2613770), (9013, 2239090), (11030, 1829639), (15442, 1306885), (18026, 1119545), (31987, 630910), (38605, 522754), (45065, 447818), (63091, 319870), (63974, 315455), (77210, 261377), (90130, 223909), (126182, 159935)]