18503604

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{727}}^1$

素因数の和:845

約数の個数: 72

約数和(自身を含む): 54058368

約数和(自身を除く): 35554764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 101, 126, 202, 252, 303, 404, 606, 707, 727, 909, 1212, 1414, 1454, 1818, 2121, 2181, 2828, 2908, 3636, 4242, 4362, 5089, 6363, 6543, 8484, 8724, 10178, 12726, 13086, 15267, 20356, 25452, 26172, 30534, 45801, 61068, 73427, 91602, 146854, 183204, 220281, 293708, 440562, 513989, 660843, 881124, 1027978, 1321686, 1541967, 2055956, 2643372, 3083934, 4625901, 6167868, 9251802, 18503604]

約数ペア:

[(1, 18503604), (2, 9251802), (3, 6167868), (4, 4625901), (6, 3083934), (7, 2643372), (9, 2055956), (12, 1541967), (14, 1321686), (18, 1027978), (21, 881124), (28, 660843), (36, 513989), (42, 440562), (63, 293708), (84, 220281), (101, 183204), (126, 146854), (202, 91602), (252, 73427), (303, 61068), (404, 45801), (606, 30534), (707, 26172), (727, 25452), (909, 20356), (1212, 15267), (1414, 13086), (1454, 12726), (1818, 10178), (2121, 8724), (2181, 8484), (2828, 6543), (2908, 6363), (3636, 5089), (4242, 4362)]