18326170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 37635840

約数和(自身を除く): 19309670

約数列:

[1, 2, 5, 10, 17, 23, 34, 43, 46, 85, 86, 109, 115, 170, 215, 218, 230, 391, 430, 545, 731, 782, 989, 1090, 1462, 1853, 1955, 1978, 2507, 3655, 3706, 3910, 4687, 4945, 5014, 7310, 9265, 9374, 9890, 12535, 16813, 18530, 23435, 25070, 33626, 42619, 46870, 79679, 84065, 85238, 107801, 159358, 168130, 213095, 215602, 398395, 426190, 539005, 796790, 1078010, 1832617, 3665234, 9163085, 18326170]

約数ペア:

[(1, 18326170), (2, 9163085), (5, 3665234), (10, 1832617), (17, 1078010), (23, 796790), (34, 539005), (43, 426190), (46, 398395), (85, 215602), (86, 213095), (109, 168130), (115, 159358), (170, 107801), (215, 85238), (218, 84065), (230, 79679), (391, 46870), (430, 42619), (545, 33626), (731, 25070), (782, 23435), (989, 18530), (1090, 16813), (1462, 12535), (1853, 9890), (1955, 9374), (1978, 9265), (2507, 7310), (3655, 5014), (3706, 4945), (3910, 4687)]