18908406

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 96

約数和(自身を含む): 48016800

約数和(自身を除く): 29108394

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 37, 58, 66, 74, 87, 89, 99, 111, 174, 178, 198, 222, 261, 267, 319, 333, 407, 522, 534, 638, 666, 801, 814, 957, 979, 1073, 1221, 1602, 1914, 1958, 2146, 2442, 2581, 2871, 2937, 3219, 3293, 3663, 5162, 5742, 5874, 6438, 6586, 7326, 7743, 8811, 9657, 9879, 11803, 15486, 17622, 19314, 19758, 23229, 23606, 28391, 29637, 35409, 36223, 46458, 56782, 59274, 70818, 72446, 85173, 95497, 106227, 108669, 170346, 190994, 212454, 217338, 255519, 286491, 326007, 511038, 572982, 652014, 859473, 1050467, 1718946, 2100934, 3151401, 6302802, 9454203, 18908406]

約数ペア:

[(1, 18908406), (2, 9454203), (3, 6302802), (6, 3151401), (9, 2100934), (11, 1718946), (18, 1050467), (22, 859473), (29, 652014), (33, 572982), (37, 511038), (58, 326007), (66, 286491), (74, 255519), (87, 217338), (89, 212454), (99, 190994), (111, 170346), (174, 108669), (178, 106227), (198, 95497), (222, 85173), (261, 72446), (267, 70818), (319, 59274), (333, 56782), (407, 46458), (522, 36223), (534, 35409), (638, 29637), (666, 28391), (801, 23606), (814, 23229), (957, 19758), (979, 19314), (1073, 17622), (1221, 15486), (1602, 11803), (1914, 9879), (1958, 9657), (2146, 8811), (2442, 7743), (2581, 7326), (2871, 6586), (2937, 6438), (3219, 5874), (3293, 5742), (3663, 5162)]