19145204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{661}}^1$

素因数の和:1235

約数の個数: 24

約数和(自身を含む): 36200808

約数和(自身を除く): 17055604

約数列:

[1, 2, 4, 13, 26, 52, 557, 661, 1114, 1322, 2228, 2644, 7241, 8593, 14482, 17186, 28964, 34372, 368177, 736354, 1472708, 4786301, 9572602, 19145204]

約数ペア:

[(1, 19145204), (2, 9572602), (4, 4786301), (13, 1472708), (26, 736354), (52, 368177), (557, 34372), (661, 28964), (1114, 17186), (1322, 14482), (2228, 8593), (2644, 7241)]