20818098

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9719}}^1$

素因数の和:9751

約数の個数: 48

約数和(自身を含む): 54587520

約数和(自身を除く): 33769422

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142, 9719, 19438, 29157, 58314, 68033, 87471, 136066, 165223, 174942, 204099, 330446, 408198, 495669, 612297, 991338, 1156561, 1224594, 1487007, 2313122, 2974014, 3469683, 6939366, 10409049, 20818098]

約数ペア:

[(1, 20818098), (2, 10409049), (3, 6939366), (6, 3469683), (7, 2974014), (9, 2313122), (14, 1487007), (17, 1224594), (18, 1156561), (21, 991338), (34, 612297), (42, 495669), (51, 408198), (63, 330446), (102, 204099), (119, 174942), (126, 165223), (153, 136066), (238, 87471), (306, 68033), (357, 58314), (714, 29157), (1071, 19438), (2142, 9719)]