18577878

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 42550272

約数和(自身を除く): 23972394

約数列:

[1, 2, 3, 6, 11, 22, 33, 47, 53, 66, 94, 106, 113, 141, 159, 226, 282, 318, 339, 517, 583, 678, 1034, 1166, 1243, 1551, 1749, 2486, 2491, 3102, 3498, 3729, 4982, 5311, 5989, 7458, 7473, 10622, 11978, 14946, 15933, 17967, 27401, 31866, 35934, 54802, 58421, 65879, 82203, 116842, 131758, 164406, 175263, 197637, 281483, 350526, 395274, 562966, 844449, 1688898, 3096313, 6192626, 9288939, 18577878]

約数ペア:

[(1, 18577878), (2, 9288939), (3, 6192626), (6, 3096313), (11, 1688898), (22, 844449), (33, 562966), (47, 395274), (53, 350526), (66, 281483), (94, 197637), (106, 175263), (113, 164406), (141, 131758), (159, 116842), (226, 82203), (282, 65879), (318, 58421), (339, 54802), (517, 35934), (583, 31866), (678, 27401), (1034, 17967), (1166, 15933), (1243, 14946), (1551, 11978), (1749, 10622), (2486, 7473), (2491, 7458), (3102, 5989), (3498, 5311), (3729, 4982)]