19627088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{743}}^1$

素因数の和:891

約数の個数: 40

約数和(自身を含む): 41330688

約数和(自身を除く): 21703600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 743, 1016, 1486, 1651, 2032, 2972, 3302, 5944, 6604, 9659, 11888, 13208, 19318, 26416, 38636, 77272, 94361, 154544, 188722, 377444, 754888, 1226693, 1509776, 2453386, 4906772, 9813544, 19627088]

約数ペア:

[(1, 19627088), (2, 9813544), (4, 4906772), (8, 2453386), (13, 1509776), (16, 1226693), (26, 754888), (52, 377444), (104, 188722), (127, 154544), (208, 94361), (254, 77272), (508, 38636), (743, 26416), (1016, 19318), (1486, 13208), (1651, 11888), (2032, 9659), (2972, 6604), (3302, 5944)]