18693710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{683}}^1$

素因数の和:737

約数の個数: 64

約数和(自身を含む): 42550272

約数和(自身を除く): 23856562

約数列:

[1, 2, 5, 7, 10, 14, 17, 23, 34, 35, 46, 70, 85, 115, 119, 161, 170, 230, 238, 322, 391, 595, 683, 782, 805, 1190, 1366, 1610, 1955, 2737, 3415, 3910, 4781, 5474, 6830, 9562, 11611, 13685, 15709, 23222, 23905, 27370, 31418, 47810, 58055, 78545, 81277, 109963, 116110, 157090, 162554, 219926, 267053, 406385, 534106, 549815, 812770, 1099630, 1335265, 1869371, 2670530, 3738742, 9346855, 18693710]

約数ペア:

[(1, 18693710), (2, 9346855), (5, 3738742), (7, 2670530), (10, 1869371), (14, 1335265), (17, 1099630), (23, 812770), (34, 549815), (35, 534106), (46, 406385), (70, 267053), (85, 219926), (115, 162554), (119, 157090), (161, 116110), (170, 109963), (230, 81277), (238, 78545), (322, 58055), (391, 47810), (595, 31418), (683, 27370), (782, 23905), (805, 23222), (1190, 15709), (1366, 13685), (1610, 11611), (1955, 9562), (2737, 6830), (3415, 5474), (3910, 4781)]