20341272

素因数分解:

$2^3\times 3^1\times 7^4\times {\mathrm{353}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 59493240

約数和(自身を除く): 39151968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 343, 353, 392, 588, 686, 706, 1029, 1059, 1176, 1372, 1412, 2058, 2118, 2401, 2471, 2744, 2824, 4116, 4236, 4802, 4942, 7203, 7413, 8232, 8472, 9604, 9884, 14406, 14826, 17297, 19208, 19768, 28812, 29652, 34594, 51891, 57624, 59304, 69188, 103782, 121079, 138376, 207564, 242158, 363237, 415128, 484316, 726474, 847553, 968632, 1452948, 1695106, 2542659, 2905896, 3390212, 5085318, 6780424, 10170636, 20341272]

約数ペア:

[(1, 20341272), (2, 10170636), (3, 6780424), (4, 5085318), (6, 3390212), (7, 2905896), (8, 2542659), (12, 1695106), (14, 1452948), (21, 968632), (24, 847553), (28, 726474), (42, 484316), (49, 415128), (56, 363237), (84, 242158), (98, 207564), (147, 138376), (168, 121079), (196, 103782), (294, 69188), (343, 59304), (353, 57624), (392, 51891), (588, 34594), (686, 29652), (706, 28812), (1029, 19768), (1059, 19208), (1176, 17297), (1372, 14826), (1412, 14406), (2058, 9884), (2118, 9604), (2401, 8472), (2471, 8232), (2744, 7413), (2824, 7203), (4116, 4942), (4236, 4802)]