18478824

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8461}}^1$

素因数の和:8490

約数の個数: 64

約数和(自身を含む): 56864640

約数和(自身を除く): 38385816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 8461, 16922, 25383, 33844, 50766, 59227, 67688, 101532, 109993, 118454, 177681, 203064, 219986, 236908, 329979, 355362, 439972, 473816, 659958, 710724, 769951, 879944, 1319916, 1421448, 1539902, 2309853, 2639832, 3079804, 4619706, 6159608, 9239412, 18478824]

約数ペア:

[(1, 18478824), (2, 9239412), (3, 6159608), (4, 4619706), (6, 3079804), (7, 2639832), (8, 2309853), (12, 1539902), (13, 1421448), (14, 1319916), (21, 879944), (24, 769951), (26, 710724), (28, 659958), (39, 473816), (42, 439972), (52, 355362), (56, 329979), (78, 236908), (84, 219986), (91, 203064), (104, 177681), (156, 118454), (168, 109993), (182, 101532), (273, 67688), (312, 59227), (364, 50766), (546, 33844), (728, 25383), (1092, 16922), (2184, 8461)]