2019961845

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{240043}}^1$

素因数の和:240082

約数の個数: 48

約数和(自身を含む): 4044261312

約数和(自身を除く): 2024299467

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, 2805, 8415, 240043, 720129, 1200215, 2160387, 2640473, 3600645, 4080731, 7921419, 10801935, 12242193, 13202365, 20403655, 23764257, 36726579, 39607095, 44888041, 61210965, 118821285, 134664123, 183632895, 224440205, 403992369, 673320615, 2019961845]

約数ペア:

[(1, 2019961845), (3, 673320615), (5, 403992369), (9, 224440205), (11, 183632895), (15, 134664123), (17, 118821285), (33, 61210965), (45, 44888041), (51, 39607095), (55, 36726579), (85, 23764257), (99, 20403655), (153, 13202365), (165, 12242193), (187, 10801935), (255, 7921419), (495, 4080731), (561, 3600645), (765, 2640473), (935, 2160387), (1683, 1200215), (2805, 720129), (8415, 240043)]