18799691740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2910169}}^1$

素因数の和:2910214

約数の個数: 48

約数和(自身を含む): 44001770400

約数和(自身を除く): 25202078660

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 2910169, 5820338, 11640676, 14550845, 29101690, 49472873, 55293211, 58203380, 98945746, 110586422, 197891492, 221172844, 247364365, 276466055, 494728730, 552932110, 939984587, 989457460, 1105864220, 1879969174, 3759938348, 4699922935, 9399845870, 18799691740]

約数ペア:

[(1, 18799691740), (2, 9399845870), (4, 4699922935), (5, 3759938348), (10, 1879969174), (17, 1105864220), (19, 989457460), (20, 939984587), (34, 552932110), (38, 494728730), (68, 276466055), (76, 247364365), (85, 221172844), (95, 197891492), (170, 110586422), (190, 98945746), (323, 58203380), (340, 55293211), (380, 49472873), (646, 29101690), (1292, 14550845), (1615, 11640676), (3230, 5820338), (6460, 2910169)]