18913706

素因数分解:

$2^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 33600000

約数和(自身を除く): 14686294

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 343, 349, 553, 686, 698, 1106, 2443, 3871, 4886, 7742, 17101, 27097, 27571, 34202, 54194, 55142, 119707, 192997, 239414, 385994, 1350979, 2701958, 9456853, 18913706]

約数ペア:

[(1, 18913706), (2, 9456853), (7, 2701958), (14, 1350979), (49, 385994), (79, 239414), (98, 192997), (158, 119707), (343, 55142), (349, 54194), (553, 34202), (686, 27571), (698, 27097), (1106, 17101), (2443, 7742), (3871, 4886)]