19718376

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1$

素因数の和:770

約数の個数: 64

約数和(自身を含む): 52315200

約数和(自身を除く): 32596824

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 41, 58, 82, 87, 116, 123, 164, 174, 232, 246, 328, 348, 492, 691, 696, 984, 1189, 1382, 2073, 2378, 2764, 3567, 4146, 4756, 5528, 7134, 8292, 9512, 14268, 16584, 20039, 28331, 28536, 40078, 56662, 60117, 80156, 84993, 113324, 120234, 160312, 169986, 226648, 240468, 339972, 480936, 679944, 821599, 1643198, 2464797, 3286396, 4929594, 6572792, 9859188, 19718376]

約数ペア:

[(1, 19718376), (2, 9859188), (3, 6572792), (4, 4929594), (6, 3286396), (8, 2464797), (12, 1643198), (24, 821599), (29, 679944), (41, 480936), (58, 339972), (82, 240468), (87, 226648), (116, 169986), (123, 160312), (164, 120234), (174, 113324), (232, 84993), (246, 80156), (328, 60117), (348, 56662), (492, 40078), (691, 28536), (696, 28331), (984, 20039), (1189, 16584), (1382, 14268), (2073, 9512), (2378, 8292), (2764, 7134), (3567, 5528), (4146, 4756)]