20369196

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 55311984

約数和(自身を除く): 34942788

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 83, 102, 153, 166, 204, 249, 306, 332, 401, 498, 612, 747, 802, 996, 1203, 1411, 1494, 1604, 2406, 2822, 2988, 3609, 4233, 4812, 5644, 6817, 7218, 8466, 12699, 13634, 14436, 16932, 20451, 25398, 27268, 33283, 40902, 50796, 61353, 66566, 81804, 99849, 122706, 133132, 199698, 245412, 299547, 399396, 565811, 599094, 1131622, 1198188, 1697433, 2263244, 3394866, 5092299, 6789732, 10184598, 20369196]

約数ペア:

[(1, 20369196), (2, 10184598), (3, 6789732), (4, 5092299), (6, 3394866), (9, 2263244), (12, 1697433), (17, 1198188), (18, 1131622), (34, 599094), (36, 565811), (51, 399396), (68, 299547), (83, 245412), (102, 199698), (153, 133132), (166, 122706), (204, 99849), (249, 81804), (306, 66566), (332, 61353), (401, 50796), (498, 40902), (612, 33283), (747, 27268), (802, 25398), (996, 20451), (1203, 16932), (1411, 14436), (1494, 13634), (1604, 12699), (2406, 8466), (2822, 7218), (2988, 6817), (3609, 5644), (4233, 4812)]