20217380166

素因数分解:

$2^1\times 3^4\times {\mathrm{137}}^1\times {\mathrm{910939}}^1$

素因数の和:911090

約数の個数: 40

約数和(自身を含む): 45632628360

約数和(自身を除く): 25415248194

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 137, 162, 274, 411, 822, 1233, 2466, 3699, 7398, 11097, 22194, 910939, 1821878, 2732817, 5465634, 8198451, 16396902, 24595353, 49190706, 73786059, 124798643, 147572118, 249597286, 374395929, 748791858, 1123187787, 2246375574, 3369563361, 6739126722, 10108690083, 20217380166]

約数ペア:

[(1, 20217380166), (2, 10108690083), (3, 6739126722), (6, 3369563361), (9, 2246375574), (18, 1123187787), (27, 748791858), (54, 374395929), (81, 249597286), (137, 147572118), (162, 124798643), (274, 73786059), (411, 49190706), (822, 24595353), (1233, 16396902), (2466, 8198451), (3699, 5465634), (7398, 2732817), (11097, 1821878), (22194, 910939)]