1915673968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{541763}}^1$

素因数の和:541801

約数の個数: 40

約数和(自身を含む): 4232260368

約数和(自身を除く): 2316586400

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 541763, 1083526, 2167052, 4334104, 7042919, 8668208, 9209971, 14085838, 18419942, 28171676, 36839884, 56343352, 73679768, 112686704, 119729623, 147359536, 239459246, 478918492, 957836984, 1915673968]

約数ペア:

[(1, 1915673968), (2, 957836984), (4, 478918492), (8, 239459246), (13, 147359536), (16, 119729623), (17, 112686704), (26, 73679768), (34, 56343352), (52, 36839884), (68, 28171676), (104, 18419942), (136, 14085838), (208, 9209971), (221, 8668208), (272, 7042919), (442, 4334104), (884, 2167052), (1768, 1083526), (3536, 541763)]