18561228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1483}}^1$

素因数の和:1646

約数の個数: 48

約数和(自身を含む): 49862400

約数和(自身を除く): 31301172

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 149, 298, 447, 596, 894, 1043, 1483, 1788, 2086, 2966, 3129, 4172, 4449, 5932, 6258, 8898, 10381, 12516, 17796, 20762, 31143, 41524, 62286, 124572, 220967, 441934, 662901, 883868, 1325802, 1546769, 2651604, 3093538, 4640307, 6187076, 9280614, 18561228]

約数ペア:

[(1, 18561228), (2, 9280614), (3, 6187076), (4, 4640307), (6, 3093538), (7, 2651604), (12, 1546769), (14, 1325802), (21, 883868), (28, 662901), (42, 441934), (84, 220967), (149, 124572), (298, 62286), (447, 41524), (596, 31143), (894, 20762), (1043, 17796), (1483, 12516), (1788, 10381), (2086, 8898), (2966, 6258), (3129, 5932), (4172, 4449)]