20197802088

素因数分解:

$2^3\times 3^3\times {\mathrm{317}}^1\times {\mathrm{294979}}^1$

素因数の和:295311

約数の個数: 64

約数和(自身を含む): 56282184000

約数和(自身を除く): 36084381912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 317, 634, 951, 1268, 1902, 2536, 2853, 3804, 5706, 7608, 8559, 11412, 17118, 22824, 34236, 68472, 294979, 589958, 884937, 1179916, 1769874, 2359832, 2654811, 3539748, 5309622, 7079496, 7964433, 10619244, 15928866, 21238488, 31857732, 63715464, 93508343, 187016686, 280525029, 374033372, 561050058, 748066744, 841575087, 1122100116, 1683150174, 2244200232, 2524725261, 3366300348, 5049450522, 6732600696, 10098901044, 20197802088]

約数ペア:

[(1, 20197802088), (2, 10098901044), (3, 6732600696), (4, 5049450522), (6, 3366300348), (8, 2524725261), (9, 2244200232), (12, 1683150174), (18, 1122100116), (24, 841575087), (27, 748066744), (36, 561050058), (54, 374033372), (72, 280525029), (108, 187016686), (216, 93508343), (317, 63715464), (634, 31857732), (951, 21238488), (1268, 15928866), (1902, 10619244), (2536, 7964433), (2853, 7079496), (3804, 5309622), (5706, 3539748), (7608, 2654811), (8559, 2359832), (11412, 1769874), (17118, 1179916), (22824, 884937), (34236, 589958), (68472, 294979)]