20313504

素因数分解:

$2^5\times 3^4\times {\mathrm{17}}^1\times {\mathrm{461}}^1$

素因数の和:500

約数の個数: 120

約数和(自身を含む): 63392868

約数和(自身を除く): 43079364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 68, 72, 81, 96, 102, 108, 136, 144, 153, 162, 204, 216, 272, 288, 306, 324, 408, 432, 459, 461, 544, 612, 648, 816, 864, 918, 922, 1224, 1296, 1377, 1383, 1632, 1836, 1844, 2448, 2592, 2754, 2766, 3672, 3688, 4149, 4896, 5508, 5532, 7344, 7376, 7837, 8298, 11016, 11064, 12447, 14688, 14752, 15674, 16596, 22032, 22128, 23511, 24894, 31348, 33192, 37341, 44064, 44256, 47022, 49788, 62696, 66384, 70533, 74682, 94044, 99576, 125392, 132768, 141066, 149364, 188088, 199152, 211599, 250784, 282132, 298728, 376176, 398304, 423198, 564264, 597456, 634797, 752352, 846396, 1128528, 1194912, 1269594, 1692792, 2257056, 2539188, 3385584, 5078376, 6771168, 10156752, 20313504]

約数ペア:

[(1, 20313504), (2, 10156752), (3, 6771168), (4, 5078376), (6, 3385584), (8, 2539188), (9, 2257056), (12, 1692792), (16, 1269594), (17, 1194912), (18, 1128528), (24, 846396), (27, 752352), (32, 634797), (34, 597456), (36, 564264), (48, 423198), (51, 398304), (54, 376176), (68, 298728), (72, 282132), (81, 250784), (96, 211599), (102, 199152), (108, 188088), (136, 149364), (144, 141066), (153, 132768), (162, 125392), (204, 99576), (216, 94044), (272, 74682), (288, 70533), (306, 66384), (324, 62696), (408, 49788), (432, 47022), (459, 44256), (461, 44064), (544, 37341), (612, 33192), (648, 31348), (816, 24894), (864, 23511), (918, 22128), (922, 22032), (1224, 16596), (1296, 15674), (1377, 14752), (1383, 14688), (1632, 12447), (1836, 11064), (1844, 11016), (2448, 8298), (2592, 7837), (2754, 7376), (2766, 7344), (3672, 5532), (3688, 5508), (4149, 4896)]