19399528

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 37208160

約数和(自身を除く): 17808632

約数列:

[1, 2, 4, 8, 107, 131, 173, 214, 262, 346, 428, 524, 692, 856, 1048, 1384, 14017, 18511, 22663, 28034, 37022, 45326, 56068, 74044, 90652, 112136, 148088, 181304, 2424941, 4849882, 9699764, 19399528]

約数ペア:

[(1, 19399528), (2, 9699764), (4, 4849882), (8, 2424941), (107, 181304), (131, 148088), (173, 112136), (214, 90652), (262, 74044), (346, 56068), (428, 45326), (524, 37022), (692, 28034), (856, 22663), (1048, 18511), (1384, 14017)]