18237609860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1297}}^1\times {\mathrm{41357}}^1$

素因数の和:42680

約数の個数: 48

約数和(自身を含む): 40584109104

約数和(自身を除く): 22346499244

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1297, 2594, 5188, 6485, 12970, 22049, 25940, 41357, 44098, 82714, 88196, 110245, 165428, 206785, 220490, 413570, 440980, 703069, 827140, 1406138, 2812276, 3515345, 7030690, 14061380, 53640029, 107280058, 214560116, 268200145, 536400290, 911880493, 1072800580, 1823760986, 3647521972, 4559402465, 9118804930, 18237609860]

約数ペア:

[(1, 18237609860), (2, 9118804930), (4, 4559402465), (5, 3647521972), (10, 1823760986), (17, 1072800580), (20, 911880493), (34, 536400290), (68, 268200145), (85, 214560116), (170, 107280058), (340, 53640029), (1297, 14061380), (2594, 7030690), (5188, 3515345), (6485, 2812276), (12970, 1406138), (22049, 827140), (25940, 703069), (41357, 440980), (44098, 413570), (82714, 220490), (88196, 206785), (110245, 165428)]