19430235

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2309}}^1$

素因数の和:2348

約数の個数: 48

約数和(自身を含む): 38918880

約数和(自身を除く): 19488645

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 495, 561, 765, 935, 1683, 2309, 2805, 6927, 8415, 11545, 20781, 25399, 34635, 39253, 76197, 103905, 117759, 126995, 196265, 228591, 353277, 380985, 431783, 588795, 1142955, 1295349, 1766385, 2158915, 3886047, 6476745, 19430235]

約数ペア:

[(1, 19430235), (3, 6476745), (5, 3886047), (9, 2158915), (11, 1766385), (15, 1295349), (17, 1142955), (33, 588795), (45, 431783), (51, 380985), (55, 353277), (85, 228591), (99, 196265), (153, 126995), (165, 117759), (187, 103905), (255, 76197), (495, 39253), (561, 34635), (765, 25399), (935, 20781), (1683, 11545), (2309, 8415), (2805, 6927)]