20188454904

素因数分解:

$2^3\times 3^4\times {\mathrm{1583}}^1\times {\mathrm{19681}}^1$

素因数の和:21282

約数の個数: 80

約数和(自身を含む): 56584962720

約数和(自身を除く): 36396507816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 1583, 3166, 4749, 6332, 9498, 12664, 14247, 18996, 19681, 28494, 37992, 39362, 42741, 56988, 59043, 78724, 85482, 113976, 118086, 128223, 157448, 170964, 177129, 236172, 256446, 341928, 354258, 472344, 512892, 531387, 708516, 1025784, 1062774, 1417032, 1594161, 2125548, 3188322, 4251096, 6376644, 12753288, 31155023, 62310046, 93465069, 124620092, 186930138, 249240184, 280395207, 373860276, 560790414, 747720552, 841185621, 1121580828, 1682371242, 2243161656, 2523556863, 3364742484, 5047113726, 6729484968, 10094227452, 20188454904]

約数ペア:

[(1, 20188454904), (2, 10094227452), (3, 6729484968), (4, 5047113726), (6, 3364742484), (8, 2523556863), (9, 2243161656), (12, 1682371242), (18, 1121580828), (24, 841185621), (27, 747720552), (36, 560790414), (54, 373860276), (72, 280395207), (81, 249240184), (108, 186930138), (162, 124620092), (216, 93465069), (324, 62310046), (648, 31155023), (1583, 12753288), (3166, 6376644), (4749, 4251096), (6332, 3188322), (9498, 2125548), (12664, 1594161), (14247, 1417032), (18996, 1062774), (19681, 1025784), (28494, 708516), (37992, 531387), (39362, 512892), (42741, 472344), (56988, 354258), (59043, 341928), (78724, 256446), (85482, 236172), (113976, 177129), (118086, 170964), (128223, 157448)]