18359770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:415

約数の個数: 64

約数和(自身を含む): 39989376

約数和(自身を除く): 21629606

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 37, 55, 65, 74, 110, 130, 143, 185, 286, 347, 370, 407, 481, 694, 715, 814, 962, 1430, 1735, 2035, 2405, 3470, 3817, 4070, 4511, 4810, 5291, 7634, 9022, 10582, 12839, 19085, 22555, 25678, 26455, 38170, 45110, 49621, 52910, 64195, 99242, 128390, 141229, 166907, 248105, 282458, 333814, 496210, 706145, 834535, 1412290, 1669070, 1835977, 3671954, 9179885, 18359770]

約数ペア:

[(1, 18359770), (2, 9179885), (5, 3671954), (10, 1835977), (11, 1669070), (13, 1412290), (22, 834535), (26, 706145), (37, 496210), (55, 333814), (65, 282458), (74, 248105), (110, 166907), (130, 141229), (143, 128390), (185, 99242), (286, 64195), (347, 52910), (370, 49621), (407, 45110), (481, 38170), (694, 26455), (715, 25678), (814, 22555), (962, 19085), (1430, 12839), (1735, 10582), (2035, 9022), (2405, 7634), (3470, 5291), (3817, 4810), (4070, 4511)]