18861592

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 36450000

約数和(自身を除く): 17588408

約数列:

[1, 2, 4, 8, 59, 89, 118, 178, 236, 356, 449, 472, 712, 898, 1796, 3592, 5251, 10502, 21004, 26491, 39961, 42008, 52982, 79922, 105964, 159844, 211928, 319688, 2357699, 4715398, 9430796, 18861592]

約数ペア:

[(1, 18861592), (2, 9430796), (4, 4715398), (8, 2357699), (59, 319688), (89, 211928), (118, 159844), (178, 105964), (236, 79922), (356, 52982), (449, 42008), (472, 39961), (712, 26491), (898, 21004), (1796, 10502), (3592, 5251)]