1554428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 2904720

約数和(自身を除く): 1350292

約数列:

[1, 2, 4, 19, 38, 76, 113, 181, 226, 362, 452, 724, 2147, 3439, 4294, 6878, 8588, 13756, 20453, 40906, 81812, 388607, 777214, 1554428]

約数ペア:

[(1, 1554428), (2, 777214), (4, 388607), (19, 81812), (38, 40906), (76, 20453), (113, 13756), (181, 8588), (226, 6878), (362, 4294), (452, 3439), (724, 2147)]