20191512

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 58892400

約数和(自身を除く): 38700888

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 102, 121, 132, 136, 187, 204, 242, 264, 363, 374, 408, 409, 484, 561, 726, 748, 818, 968, 1122, 1227, 1452, 1496, 1636, 2057, 2244, 2454, 2904, 3272, 4114, 4488, 4499, 4908, 6171, 6953, 8228, 8998, 9816, 12342, 13497, 13906, 16456, 17996, 20859, 24684, 26994, 27812, 35992, 41718, 49368, 49489, 53988, 55624, 76483, 83436, 98978, 107976, 148467, 152966, 166872, 197956, 229449, 296934, 305932, 395912, 458898, 593868, 611864, 841313, 917796, 1187736, 1682626, 1835592, 2523939, 3365252, 5047878, 6730504, 10095756, 20191512]

約数ペア:

[(1, 20191512), (2, 10095756), (3, 6730504), (4, 5047878), (6, 3365252), (8, 2523939), (11, 1835592), (12, 1682626), (17, 1187736), (22, 917796), (24, 841313), (33, 611864), (34, 593868), (44, 458898), (51, 395912), (66, 305932), (68, 296934), (88, 229449), (102, 197956), (121, 166872), (132, 152966), (136, 148467), (187, 107976), (204, 98978), (242, 83436), (264, 76483), (363, 55624), (374, 53988), (408, 49489), (409, 49368), (484, 41718), (561, 35992), (726, 27812), (748, 26994), (818, 24684), (968, 20859), (1122, 17996), (1227, 16456), (1452, 13906), (1496, 13497), (1636, 12342), (2057, 9816), (2244, 8998), (2454, 8228), (2904, 6953), (3272, 6171), (4114, 4908), (4488, 4499)]