15894944

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2011}}^1$

素因数の和:2053

約数の個数: 48

約数和(自身を含む): 35491680

約数和(自身を除く): 19596736

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 2011, 3952, 4022, 7904, 8044, 16088, 26143, 32176, 38209, 52286, 64352, 76418, 104572, 152836, 209144, 305672, 418288, 496717, 611344, 836576, 993434, 1222688, 1986868, 3973736, 7947472, 15894944]

約数ペア:

[(1, 15894944), (2, 7947472), (4, 3973736), (8, 1986868), (13, 1222688), (16, 993434), (19, 836576), (26, 611344), (32, 496717), (38, 418288), (52, 305672), (76, 209144), (104, 152836), (152, 104572), (208, 76418), (247, 64352), (304, 52286), (416, 38209), (494, 32176), (608, 26143), (988, 16088), (1976, 8044), (2011, 7904), (3952, 4022)]