18804618

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8779}}^1$

素因数の和:8811

約数の個数: 48

約数和(自身を含む): 49308480

約数和(自身を除く): 30503862

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, 8779, 17558, 26337, 52674, 61453, 79011, 122906, 149243, 158022, 184359, 298486, 368718, 447729, 553077, 895458, 1044701, 1106154, 1343187, 2089402, 2686374, 3134103, 6268206, 9402309, 18804618]

約数ペア:

[(1, 18804618), (2, 9402309), (3, 6268206), (6, 3134103), (7, 2686374), (9, 2089402), (14, 1343187), (17, 1106154), (18, 1044701), (21, 895458), (34, 553077), (42, 447729), (51, 368718), (63, 298486), (102, 184359), (119, 158022), (126, 149243), (153, 122906), (238, 79011), (306, 61453), (357, 52674), (714, 26337), (1071, 17558), (2142, 8779)]