20591256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^2$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 62242560

約数和(自身を除く): 41651304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 73, 84, 92, 138, 146, 161, 168, 184, 219, 276, 292, 322, 438, 483, 511, 552, 584, 644, 876, 966, 1022, 1288, 1533, 1679, 1752, 1932, 2044, 3066, 3358, 3864, 4088, 5037, 5329, 6132, 6716, 10074, 10658, 11753, 12264, 13432, 15987, 20148, 21316, 23506, 31974, 35259, 37303, 40296, 42632, 47012, 63948, 70518, 74606, 94024, 111909, 122567, 127896, 141036, 149212, 223818, 245134, 282072, 298424, 367701, 447636, 490268, 735402, 857969, 895272, 980536, 1470804, 1715938, 2573907, 2941608, 3431876, 5147814, 6863752, 10295628, 20591256]

約数ペア:

[(1, 20591256), (2, 10295628), (3, 6863752), (4, 5147814), (6, 3431876), (7, 2941608), (8, 2573907), (12, 1715938), (14, 1470804), (21, 980536), (23, 895272), (24, 857969), (28, 735402), (42, 490268), (46, 447636), (56, 367701), (69, 298424), (73, 282072), (84, 245134), (92, 223818), (138, 149212), (146, 141036), (161, 127896), (168, 122567), (184, 111909), (219, 94024), (276, 74606), (292, 70518), (322, 63948), (438, 47012), (483, 42632), (511, 40296), (552, 37303), (584, 35259), (644, 31974), (876, 23506), (966, 21316), (1022, 20148), (1288, 15987), (1533, 13432), (1679, 12264), (1752, 11753), (1932, 10658), (2044, 10074), (3066, 6716), (3358, 6132), (3864, 5329), (4088, 5037)]