20161010828

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1\times {\mathrm{797}}^1$

素因数の和:1183

約数の個数: 96

約数和(自身を含む): 42168311808

約数和(自身を除く): 22007300980

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 151, 193, 217, 302, 386, 434, 604, 772, 797, 868, 1057, 1351, 1594, 2114, 2702, 3188, 4228, 4681, 5404, 5579, 5983, 9362, 11158, 11966, 18724, 22316, 23932, 24707, 29143, 32767, 41881, 49414, 58286, 65534, 83762, 98828, 116572, 120347, 131068, 153821, 167524, 172949, 204001, 240694, 307642, 345898, 408002, 481388, 615284, 691796, 816004, 842429, 903433, 1076747, 1684858, 1806866, 2153494, 3369716, 3613732, 3730757, 4306988, 4768451, 6324031, 7461514, 9536902, 12648062, 14923028, 19073804, 23226971, 25296124, 26115299, 33379157, 46453942, 52230598, 66758314, 92907884, 104461196, 133516628, 162588797, 325177594, 650355188, 720036101, 1440072202, 2880144404, 5040252707, 10080505414, 20161010828]

約数ペア:

[(1, 20161010828), (2, 10080505414), (4, 5040252707), (7, 2880144404), (14, 1440072202), (28, 720036101), (31, 650355188), (62, 325177594), (124, 162588797), (151, 133516628), (193, 104461196), (217, 92907884), (302, 66758314), (386, 52230598), (434, 46453942), (604, 33379157), (772, 26115299), (797, 25296124), (868, 23226971), (1057, 19073804), (1351, 14923028), (1594, 12648062), (2114, 9536902), (2702, 7461514), (3188, 6324031), (4228, 4768451), (4681, 4306988), (5404, 3730757), (5579, 3613732), (5983, 3369716), (9362, 2153494), (11158, 1806866), (11966, 1684858), (18724, 1076747), (22316, 903433), (23932, 842429), (24707, 816004), (29143, 691796), (32767, 615284), (41881, 481388), (49414, 408002), (58286, 345898), (65534, 307642), (83762, 240694), (98828, 204001), (116572, 172949), (120347, 167524), (131068, 153821)]