18979704

素因数分解:

$2^3\times 3^3\times {\mathrm{87869}}^1$

素因数の和:87884

約数の個数: 32

約数和(自身を含む): 52722000

約数和(自身を除く): 33742296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 87869, 175738, 263607, 351476, 527214, 702952, 790821, 1054428, 1581642, 2108856, 2372463, 3163284, 4744926, 6326568, 9489852, 18979704]

約数ペア:

[(1, 18979704), (2, 9489852), (3, 6326568), (4, 4744926), (6, 3163284), (8, 2372463), (9, 2108856), (12, 1581642), (18, 1054428), (24, 790821), (27, 702952), (36, 527214), (54, 351476), (72, 263607), (108, 175738), (216, 87869)]