19798646

素因数分解:

$2^1\times 7^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 48

約数和(自身を含む): 37647360

約数和(自身を除く): 17848714

約数列:

[1, 2, 7, 14, 19, 31, 38, 49, 62, 98, 133, 217, 266, 343, 434, 589, 686, 931, 1178, 1519, 1862, 2401, 3038, 4123, 4802, 6517, 8246, 10633, 13034, 16807, 21266, 28861, 33614, 45619, 57722, 74431, 91238, 148862, 202027, 319333, 404054, 521017, 638666, 1042034, 1414189, 2828378, 9899323, 19798646]

約数ペア:

[(1, 19798646), (2, 9899323), (7, 2828378), (14, 1414189), (19, 1042034), (31, 638666), (38, 521017), (49, 404054), (62, 319333), (98, 202027), (133, 148862), (217, 91238), (266, 74431), (343, 57722), (434, 45619), (589, 33614), (686, 28861), (931, 21266), (1178, 16807), (1519, 13034), (1862, 10633), (2401, 8246), (3038, 6517), (4123, 4802)]