18225942

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1319}}^1$

素因数の和:1385

約数の個数: 48

約数和(自身を含む): 43338240

約数和(自身を除く): 25112298

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 49, 94, 98, 141, 147, 282, 294, 329, 658, 987, 1319, 1974, 2303, 2638, 3957, 4606, 6909, 7914, 9233, 13818, 18466, 27699, 55398, 61993, 64631, 123986, 129262, 185979, 193893, 371958, 387786, 433951, 867902, 1301853, 2603706, 3037657, 6075314, 9112971, 18225942]

約数ペア:

[(1, 18225942), (2, 9112971), (3, 6075314), (6, 3037657), (7, 2603706), (14, 1301853), (21, 867902), (42, 433951), (47, 387786), (49, 371958), (94, 193893), (98, 185979), (141, 129262), (147, 123986), (282, 64631), (294, 61993), (329, 55398), (658, 27699), (987, 18466), (1319, 13818), (1974, 9233), (2303, 7914), (2638, 6909), (3957, 4606)]