20875932

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1$

素因数の和:488

約数の個数: 144

約数和(自身を含む): 69818112

約数和(自身を除く): 48942180

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 17, 18, 21, 22, 28, 33, 34, 36, 42, 44, 51, 63, 66, 68, 77, 84, 99, 102, 119, 126, 132, 153, 154, 187, 198, 204, 231, 238, 252, 306, 308, 357, 374, 396, 443, 462, 476, 561, 612, 693, 714, 748, 886, 924, 1071, 1122, 1309, 1329, 1386, 1428, 1683, 1772, 2142, 2244, 2618, 2658, 2772, 3101, 3366, 3927, 3987, 4284, 4873, 5236, 5316, 6202, 6732, 7531, 7854, 7974, 9303, 9746, 11781, 12404, 14619, 15062, 15708, 15948, 18606, 19492, 22593, 23562, 27909, 29238, 30124, 34111, 37212, 43857, 45186, 47124, 52717, 55818, 58476, 67779, 68222, 82841, 87714, 90372, 102333, 105434, 111636, 135558, 136444, 158151, 165682, 175428, 204666, 210868, 248523, 271116, 306999, 316302, 331364, 409332, 474453, 497046, 579887, 613998, 632604, 745569, 948906, 994092, 1159774, 1227996, 1491138, 1739661, 1897812, 2319548, 2982276, 3479322, 5218983, 6958644, 10437966, 20875932]

約数ペア:

[(1, 20875932), (2, 10437966), (3, 6958644), (4, 5218983), (6, 3479322), (7, 2982276), (9, 2319548), (11, 1897812), (12, 1739661), (14, 1491138), (17, 1227996), (18, 1159774), (21, 994092), (22, 948906), (28, 745569), (33, 632604), (34, 613998), (36, 579887), (42, 497046), (44, 474453), (51, 409332), (63, 331364), (66, 316302), (68, 306999), (77, 271116), (84, 248523), (99, 210868), (102, 204666), (119, 175428), (126, 165682), (132, 158151), (153, 136444), (154, 135558), (187, 111636), (198, 105434), (204, 102333), (231, 90372), (238, 87714), (252, 82841), (306, 68222), (308, 67779), (357, 58476), (374, 55818), (396, 52717), (443, 47124), (462, 45186), (476, 43857), (561, 37212), (612, 34111), (693, 30124), (714, 29238), (748, 27909), (886, 23562), (924, 22593), (1071, 19492), (1122, 18606), (1309, 15948), (1329, 15708), (1386, 15062), (1428, 14619), (1683, 12404), (1772, 11781), (2142, 9746), (2244, 9303), (2618, 7974), (2658, 7854), (2772, 7531), (3101, 6732), (3366, 6202), (3927, 5316), (3987, 5236), (4284, 4873)]