20334258

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2273}}^1$

素因数の和:2359

約数の個数: 48

約数和(自身を含む): 51083136

約数和(自身を除く): 30748878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2273, 2982, 4473, 4546, 6819, 8946, 13638, 15911, 20457, 31822, 40914, 47733, 95466, 143199, 161383, 286398, 322766, 484149, 968298, 1129681, 1452447, 2259362, 2904894, 3389043, 6778086, 10167129, 20334258]

約数ペア:

[(1, 20334258), (2, 10167129), (3, 6778086), (6, 3389043), (7, 2904894), (9, 2259362), (14, 1452447), (18, 1129681), (21, 968298), (42, 484149), (63, 322766), (71, 286398), (126, 161383), (142, 143199), (213, 95466), (426, 47733), (497, 40914), (639, 31822), (994, 20457), (1278, 15911), (1491, 13638), (2273, 8946), (2982, 6819), (4473, 4546)]