18889962

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1193}}^1$

素因数の和:1247

約数の個数: 64

約数和(自身を含む): 48142080

約数和(自身を除く): 29252118

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 58, 78, 87, 91, 174, 182, 203, 273, 377, 406, 546, 609, 754, 1131, 1193, 1218, 2262, 2386, 2639, 3579, 5278, 7158, 7917, 8351, 15509, 15834, 16702, 25053, 31018, 34597, 46527, 50106, 69194, 93054, 103791, 108563, 207582, 217126, 242179, 325689, 449761, 484358, 651378, 726537, 899522, 1349283, 1453074, 2698566, 3148327, 6296654, 9444981, 18889962]

約数ペア:

[(1, 18889962), (2, 9444981), (3, 6296654), (6, 3148327), (7, 2698566), (13, 1453074), (14, 1349283), (21, 899522), (26, 726537), (29, 651378), (39, 484358), (42, 449761), (58, 325689), (78, 242179), (87, 217126), (91, 207582), (174, 108563), (182, 103791), (203, 93054), (273, 69194), (377, 50106), (406, 46527), (546, 34597), (609, 31018), (754, 25053), (1131, 16702), (1193, 15834), (1218, 15509), (2262, 8351), (2386, 7917), (2639, 7158), (3579, 5278)]