19972188

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{24121}}^1$

素因数の和:24154

約数の個数: 36

約数和(自身を含む): 52682448

約数和(自身を除く): 32710260

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 24121, 48242, 72363, 96484, 144726, 217089, 289452, 434178, 554783, 868356, 1109566, 1664349, 2219132, 3328698, 4993047, 6657396, 9986094, 19972188]

約数ペア:

[(1, 19972188), (2, 9986094), (3, 6657396), (4, 4993047), (6, 3328698), (9, 2219132), (12, 1664349), (18, 1109566), (23, 868356), (36, 554783), (46, 434178), (69, 289452), (92, 217089), (138, 144726), (207, 96484), (276, 72363), (414, 48242), (828, 24121)]