18389616

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 54758400

約数和(自身を除く): 36368784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 229, 239, 336, 458, 478, 687, 717, 916, 956, 1374, 1434, 1603, 1673, 1832, 1912, 2748, 2868, 3206, 3346, 3664, 3824, 4809, 5019, 5496, 5736, 6412, 6692, 9618, 10038, 10992, 11472, 12824, 13384, 19236, 20076, 25648, 26768, 38472, 40152, 54731, 76944, 80304, 109462, 164193, 218924, 328386, 383117, 437848, 656772, 766234, 875696, 1149351, 1313544, 1532468, 2298702, 2627088, 3064936, 4597404, 6129872, 9194808, 18389616]

約数ペア:

[(1, 18389616), (2, 9194808), (3, 6129872), (4, 4597404), (6, 3064936), (7, 2627088), (8, 2298702), (12, 1532468), (14, 1313544), (16, 1149351), (21, 875696), (24, 766234), (28, 656772), (42, 437848), (48, 383117), (56, 328386), (84, 218924), (112, 164193), (168, 109462), (229, 80304), (239, 76944), (336, 54731), (458, 40152), (478, 38472), (687, 26768), (717, 25648), (916, 20076), (956, 19236), (1374, 13384), (1434, 12824), (1603, 11472), (1673, 10992), (1832, 10038), (1912, 9618), (2748, 6692), (2868, 6412), (3206, 5736), (3346, 5496), (3664, 5019), (3824, 4809)]