20145816

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 58687200

約数和(自身を除く): 38541384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 109, 136, 151, 153, 204, 218, 302, 306, 327, 408, 436, 453, 604, 612, 654, 872, 906, 981, 1208, 1224, 1308, 1359, 1812, 1853, 1962, 2567, 2616, 2718, 3624, 3706, 3924, 5134, 5436, 5559, 7412, 7701, 7848, 10268, 10872, 11118, 14824, 15402, 16459, 16677, 20536, 22236, 23103, 30804, 32918, 33354, 44472, 46206, 49377, 61608, 65836, 66708, 92412, 98754, 131672, 133416, 148131, 184824, 197508, 279803, 296262, 395016, 559606, 592524, 839409, 1119212, 1185048, 1678818, 2238424, 2518227, 3357636, 5036454, 6715272, 10072908, 20145816]

約数ペア:

[(1, 20145816), (2, 10072908), (3, 6715272), (4, 5036454), (6, 3357636), (8, 2518227), (9, 2238424), (12, 1678818), (17, 1185048), (18, 1119212), (24, 839409), (34, 592524), (36, 559606), (51, 395016), (68, 296262), (72, 279803), (102, 197508), (109, 184824), (136, 148131), (151, 133416), (153, 131672), (204, 98754), (218, 92412), (302, 66708), (306, 65836), (327, 61608), (408, 49377), (436, 46206), (453, 44472), (604, 33354), (612, 32918), (654, 30804), (872, 23103), (906, 22236), (981, 20536), (1208, 16677), (1224, 16459), (1308, 15402), (1359, 14824), (1812, 11118), (1853, 10872), (1962, 10268), (2567, 7848), (2616, 7701), (2718, 7412), (3624, 5559), (3706, 5436), (3924, 5134)]