18172024

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 39191040

約数和(自身を除く): 21019016

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 71, 92, 104, 107, 142, 184, 214, 284, 299, 428, 568, 598, 856, 923, 1196, 1391, 1633, 1846, 2392, 2461, 2782, 3266, 3692, 4922, 5564, 6532, 7384, 7597, 9844, 11128, 13064, 15194, 19688, 21229, 30388, 31993, 42458, 60776, 63986, 84916, 98761, 127972, 169832, 174731, 197522, 255944, 349462, 395044, 698924, 790088, 1397848, 2271503, 4543006, 9086012, 18172024]

約数ペア:

[(1, 18172024), (2, 9086012), (4, 4543006), (8, 2271503), (13, 1397848), (23, 790088), (26, 698924), (46, 395044), (52, 349462), (71, 255944), (92, 197522), (104, 174731), (107, 169832), (142, 127972), (184, 98761), (214, 84916), (284, 63986), (299, 60776), (428, 42458), (568, 31993), (598, 30388), (856, 21229), (923, 19688), (1196, 15194), (1391, 13064), (1633, 11128), (1846, 9844), (2392, 7597), (2461, 7384), (2782, 6532), (3266, 5564), (3692, 4922)]