15642224

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:657

約数の個数: 40

約数和(自身を含む): 32914560

約数和(自身を除く): 17272336

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 157, 208, 314, 479, 628, 958, 1256, 1916, 2041, 2512, 3832, 4082, 6227, 7664, 8164, 12454, 16328, 24908, 32656, 49816, 75203, 99632, 150406, 300812, 601624, 977639, 1203248, 1955278, 3910556, 7821112, 15642224]

約数ペア:

[(1, 15642224), (2, 7821112), (4, 3910556), (8, 1955278), (13, 1203248), (16, 977639), (26, 601624), (52, 300812), (104, 150406), (157, 99632), (208, 75203), (314, 49816), (479, 32656), (628, 24908), (958, 16328), (1256, 12454), (1916, 8164), (2041, 7664), (2512, 6227), (3832, 4082)]