15964004

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1031}}^1$

素因数の和:1128

約数の個数: 36

約数和(自身を含む): 32941440

約数和(自身を除く): 16977436

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 553, 1031, 1106, 2062, 2212, 3871, 4124, 7217, 7742, 14434, 15484, 28868, 50519, 81449, 101038, 162898, 202076, 325796, 570143, 1140286, 2280572, 3991001, 7982002, 15964004]

約数ペア:

[(1, 15964004), (2, 7982002), (4, 3991001), (7, 2280572), (14, 1140286), (28, 570143), (49, 325796), (79, 202076), (98, 162898), (158, 101038), (196, 81449), (316, 50519), (553, 28868), (1031, 15484), (1106, 14434), (2062, 7742), (2212, 7217), (3871, 4124)]