15853448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 34473600

約数和(自身を除く): 18620152

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 71, 76, 104, 113, 142, 152, 226, 247, 284, 452, 494, 568, 904, 923, 988, 1349, 1469, 1846, 1976, 2147, 2698, 2938, 3692, 4294, 5396, 5876, 7384, 8023, 8588, 10792, 11752, 16046, 17176, 17537, 27911, 32092, 35074, 55822, 64184, 70148, 104299, 111644, 140296, 152437, 208598, 223288, 304874, 417196, 609748, 834392, 1219496, 1981681, 3963362, 7926724, 15853448]

約数ペア:

[(1, 15853448), (2, 7926724), (4, 3963362), (8, 1981681), (13, 1219496), (19, 834392), (26, 609748), (38, 417196), (52, 304874), (71, 223288), (76, 208598), (104, 152437), (113, 140296), (142, 111644), (152, 104299), (226, 70148), (247, 64184), (284, 55822), (452, 35074), (494, 32092), (568, 27911), (904, 17537), (923, 17176), (988, 16046), (1349, 11752), (1469, 10792), (1846, 8588), (1976, 8023), (2147, 7384), (2698, 5876), (2938, 5396), (3692, 4294)]