18691398

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:659

約数の個数: 80

約数和(自身を含む): 48456144

約数和(自身を除く): 29764746

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 27, 33, 34, 51, 54, 66, 81, 99, 102, 153, 162, 187, 198, 297, 306, 374, 459, 561, 594, 617, 891, 918, 1122, 1234, 1377, 1683, 1782, 1851, 2754, 3366, 3702, 5049, 5553, 6787, 10098, 10489, 11106, 13574, 15147, 16659, 20361, 20978, 30294, 31467, 33318, 40722, 49977, 61083, 62934, 94401, 99954, 115379, 122166, 183249, 188802, 230758, 283203, 346137, 366498, 549747, 566406, 692274, 849609, 1038411, 1099494, 1699218, 2076822, 3115233, 6230466, 9345699, 18691398]

約数ペア:

[(1, 18691398), (2, 9345699), (3, 6230466), (6, 3115233), (9, 2076822), (11, 1699218), (17, 1099494), (18, 1038411), (22, 849609), (27, 692274), (33, 566406), (34, 549747), (51, 366498), (54, 346137), (66, 283203), (81, 230758), (99, 188802), (102, 183249), (153, 122166), (162, 115379), (187, 99954), (198, 94401), (297, 62934), (306, 61083), (374, 49977), (459, 40722), (561, 33318), (594, 31467), (617, 30294), (891, 20978), (918, 20361), (1122, 16659), (1234, 15147), (1377, 13574), (1683, 11106), (1782, 10489), (1851, 10098), (2754, 6787), (3366, 5553), (3702, 5049)]