20349986

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:586

約数の個数: 32

約数和(自身を含む): 34432128

約数和(自身を除く): 14082142

約数列:

[1, 2, 17, 23, 34, 46, 53, 106, 391, 491, 782, 901, 982, 1219, 1802, 2438, 8347, 11293, 16694, 20723, 22586, 26023, 41446, 52046, 191981, 383962, 442391, 598529, 884782, 1197058, 10174993, 20349986]

約数ペア:

[(1, 20349986), (2, 10174993), (17, 1197058), (23, 884782), (34, 598529), (46, 442391), (53, 383962), (106, 191981), (391, 52046), (491, 41446), (782, 26023), (901, 22586), (982, 20723), (1219, 16694), (1802, 11293), (2438, 8347)]