20123074005

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1907}}^1\times {\mathrm{19013}}^1$

素因数の和:20965

約数の個数: 32

約数和(自身を含む): 33086185344

約数和(自身を除く): 12963111339

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 1907, 5721, 9535, 19013, 28605, 57039, 70559, 95065, 211677, 285195, 352795, 703481, 1058385, 2110443, 3517405, 10552215, 36257791, 108773373, 181288955, 543866865, 1341538267, 4024614801, 6707691335, 20123074005]

約数ペア:

[(1, 20123074005), (3, 6707691335), (5, 4024614801), (15, 1341538267), (37, 543866865), (111, 181288955), (185, 108773373), (555, 36257791), (1907, 10552215), (5721, 3517405), (9535, 2110443), (19013, 1058385), (28605, 703481), (57039, 352795), (70559, 285195), (95065, 211677)]