19893216

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{4229}}^1$

素因数の和:4256

約数の個数: 72

約数和(自身を含む): 60759720

約数和(自身を除く): 40866504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 392, 588, 672, 784, 1176, 1568, 2352, 4229, 4704, 8458, 12687, 16916, 25374, 29603, 33832, 50748, 59206, 67664, 88809, 101496, 118412, 135328, 177618, 202992, 207221, 236824, 355236, 405984, 414442, 473648, 621663, 710472, 828884, 947296, 1243326, 1420944, 1657768, 2486652, 2841888, 3315536, 4973304, 6631072, 9946608, 19893216]

約数ペア:

[(1, 19893216), (2, 9946608), (3, 6631072), (4, 4973304), (6, 3315536), (7, 2841888), (8, 2486652), (12, 1657768), (14, 1420944), (16, 1243326), (21, 947296), (24, 828884), (28, 710472), (32, 621663), (42, 473648), (48, 414442), (49, 405984), (56, 355236), (84, 236824), (96, 207221), (98, 202992), (112, 177618), (147, 135328), (168, 118412), (196, 101496), (224, 88809), (294, 67664), (336, 59206), (392, 50748), (588, 33832), (672, 29603), (784, 25374), (1176, 16916), (1568, 12687), (2352, 8458), (4229, 4704)]