20218338

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9439}}^1$

素因数の和:9471

約数の個数: 48

約数和(自身を含む): 53015040

約数和(自身を除く): 32796702

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, 9439, 18878, 28317, 56634, 66073, 84951, 132146, 160463, 169902, 198219, 320926, 396438, 481389, 594657, 962778, 1123241, 1189314, 1444167, 2246482, 2888334, 3369723, 6739446, 10109169, 20218338]

約数ペア:

[(1, 20218338), (2, 10109169), (3, 6739446), (6, 3369723), (7, 2888334), (9, 2246482), (14, 1444167), (17, 1189314), (18, 1123241), (21, 962778), (34, 594657), (42, 481389), (51, 396438), (63, 320926), (102, 198219), (119, 169902), (126, 160463), (153, 132146), (238, 84951), (306, 66073), (357, 56634), (714, 28317), (1071, 18878), (2142, 9439)]