18185888

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4273}}^1$

素因数の和:4309

約数の個数: 48

約数和(自身を含む): 43081920

約数和(自身を除く): 24896032

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 4273, 8546, 17092, 29911, 34184, 59822, 68368, 81187, 119644, 136736, 162374, 239288, 324748, 478576, 568309, 649496, 957152, 1136618, 1298992, 2273236, 2597984, 4546472, 9092944, 18185888]

約数ペア:

[(1, 18185888), (2, 9092944), (4, 4546472), (7, 2597984), (8, 2273236), (14, 1298992), (16, 1136618), (19, 957152), (28, 649496), (32, 568309), (38, 478576), (56, 324748), (76, 239288), (112, 162374), (133, 136736), (152, 119644), (224, 81187), (266, 68368), (304, 59822), (532, 34184), (608, 29911), (1064, 17092), (2128, 8546), (4256, 4273)]