20841354

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 49870080

約数和(自身を除く): 29028726

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 73, 102, 146, 153, 219, 306, 311, 438, 459, 622, 657, 918, 933, 1241, 1314, 1866, 1971, 2482, 2799, 3723, 3942, 5287, 5598, 7446, 8397, 10574, 11169, 15861, 16794, 22338, 22703, 31722, 33507, 45406, 47583, 67014, 68109, 95166, 136218, 142749, 204327, 285498, 385951, 408654, 612981, 771902, 1157853, 1225962, 2315706, 3473559, 6947118, 10420677, 20841354]

約数ペア:

[(1, 20841354), (2, 10420677), (3, 6947118), (6, 3473559), (9, 2315706), (17, 1225962), (18, 1157853), (27, 771902), (34, 612981), (51, 408654), (54, 385951), (73, 285498), (102, 204327), (146, 142749), (153, 136218), (219, 95166), (306, 68109), (311, 67014), (438, 47583), (459, 45406), (622, 33507), (657, 31722), (918, 22703), (933, 22338), (1241, 16794), (1314, 15861), (1866, 11169), (1971, 10574), (2482, 8397), (2799, 7446), (3723, 5598), (3942, 5287)]