7947472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2011}}^1$

素因数の和:2051

約数の個数: 40

約数和(自身を含む): 17464160

約数和(自身を除く): 9516688

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 2011, 3952, 4022, 8044, 16088, 26143, 32176, 38209, 52286, 76418, 104572, 152836, 209144, 305672, 418288, 496717, 611344, 993434, 1986868, 3973736, 7947472]

約数ペア:

[(1, 7947472), (2, 3973736), (4, 1986868), (8, 993434), (13, 611344), (16, 496717), (19, 418288), (26, 305672), (38, 209144), (52, 152836), (76, 104572), (104, 76418), (152, 52286), (208, 38209), (247, 32176), (304, 26143), (494, 16088), (988, 8044), (1976, 4022), (2011, 3952)]