199127968

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{36821}}^1$

素因数の和:36857

約数の個数: 36

約数和(自身を含む): 424520838

約数和(自身を除く): 225392870

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 5408, 36821, 73642, 147284, 294568, 478673, 589136, 957346, 1178272, 1914692, 3829384, 6222749, 7658768, 12445498, 15317536, 24890996, 49781992, 99563984, 199127968]

約数ペア:

[(1, 199127968), (2, 99563984), (4, 49781992), (8, 24890996), (13, 15317536), (16, 12445498), (26, 7658768), (32, 6222749), (52, 3829384), (104, 1914692), (169, 1178272), (208, 957346), (338, 589136), (416, 478673), (676, 294568), (1352, 147284), (2704, 73642), (5408, 36821)]