18711968

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:150

約数の個数: 96

約数和(自身を含む): 44089920

約数和(自身を除く): 25377952

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 53, 59, 68, 88, 106, 118, 136, 176, 187, 212, 236, 272, 352, 374, 424, 472, 544, 583, 649, 748, 848, 901, 944, 1003, 1166, 1298, 1496, 1696, 1802, 1888, 2006, 2332, 2596, 2992, 3127, 3604, 4012, 4664, 5192, 5984, 6254, 7208, 8024, 9328, 9911, 10384, 11033, 12508, 14416, 16048, 18656, 19822, 20768, 22066, 25016, 28832, 32096, 34397, 39644, 44132, 50032, 53159, 68794, 79288, 88264, 100064, 106318, 137588, 158576, 176528, 212636, 275176, 317152, 353056, 425272, 550352, 584749, 850544, 1100704, 1169498, 1701088, 2338996, 4677992, 9355984, 18711968]

約数ペア:

[(1, 18711968), (2, 9355984), (4, 4677992), (8, 2338996), (11, 1701088), (16, 1169498), (17, 1100704), (22, 850544), (32, 584749), (34, 550352), (44, 425272), (53, 353056), (59, 317152), (68, 275176), (88, 212636), (106, 176528), (118, 158576), (136, 137588), (176, 106318), (187, 100064), (212, 88264), (236, 79288), (272, 68794), (352, 53159), (374, 50032), (424, 44132), (472, 39644), (544, 34397), (583, 32096), (649, 28832), (748, 25016), (848, 22066), (901, 20768), (944, 19822), (1003, 18656), (1166, 16048), (1298, 14416), (1496, 12508), (1696, 11033), (1802, 10384), (1888, 9911), (2006, 9328), (2332, 8024), (2596, 7208), (2992, 6254), (3127, 5984), (3604, 5192), (4012, 4664)]