13181744

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:489

約数の個数: 40

約数和(自身を含む): 27170880

約数和(自身を除く): 13989136

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 331, 524, 662, 1048, 1324, 2096, 2489, 2648, 4978, 5296, 6289, 9956, 12578, 19912, 25156, 39824, 43361, 50312, 86722, 100624, 173444, 346888, 693776, 823859, 1647718, 3295436, 6590872, 13181744]

約数ペア:

[(1, 13181744), (2, 6590872), (4, 3295436), (8, 1647718), (16, 823859), (19, 693776), (38, 346888), (76, 173444), (131, 100624), (152, 86722), (262, 50312), (304, 43361), (331, 39824), (524, 25156), (662, 19912), (1048, 12578), (1324, 9956), (2096, 6289), (2489, 5296), (2648, 4978)]