20941416

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{1901}}^1$

素因数の和:1936

約数の個数: 80

約数和(自身を含む): 62138340

約数和(自身を除く): 41196924

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 81, 102, 108, 136, 153, 162, 204, 216, 306, 324, 408, 459, 612, 648, 918, 1224, 1377, 1836, 1901, 2754, 3672, 3802, 5508, 5703, 7604, 11016, 11406, 15208, 17109, 22812, 32317, 34218, 45624, 51327, 64634, 68436, 96951, 102654, 129268, 136872, 153981, 193902, 205308, 258536, 290853, 307962, 387804, 410616, 581706, 615924, 775608, 872559, 1163412, 1231848, 1745118, 2326824, 2617677, 3490236, 5235354, 6980472, 10470708, 20941416]

約数ペア:

[(1, 20941416), (2, 10470708), (3, 6980472), (4, 5235354), (6, 3490236), (8, 2617677), (9, 2326824), (12, 1745118), (17, 1231848), (18, 1163412), (24, 872559), (27, 775608), (34, 615924), (36, 581706), (51, 410616), (54, 387804), (68, 307962), (72, 290853), (81, 258536), (102, 205308), (108, 193902), (136, 153981), (153, 136872), (162, 129268), (204, 102654), (216, 96951), (306, 68436), (324, 64634), (408, 51327), (459, 45624), (612, 34218), (648, 32317), (918, 22812), (1224, 17109), (1377, 15208), (1836, 11406), (1901, 11016), (2754, 7604), (3672, 5703), (3802, 5508)]