15557428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{739}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 28800800

約数和(自身を除く): 13243372

約数列:

[1, 2, 4, 19, 38, 76, 277, 554, 739, 1108, 1478, 2956, 5263, 10526, 14041, 21052, 28082, 56164, 204703, 409406, 818812, 3889357, 7778714, 15557428]

約数ペア:

[(1, 15557428), (2, 7778714), (4, 3889357), (19, 818812), (38, 409406), (76, 204703), (277, 56164), (554, 28082), (739, 21052), (1108, 14041), (1478, 10526), (2956, 5263)]