38704016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2549}}^1$

素因数の和:2643

約数の個数: 40

約数和(自身を含む): 81895800

約数和(自身を除く): 43191784

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 584, 949, 1168, 1898, 2549, 3796, 5098, 7592, 10196, 15184, 20392, 33137, 40784, 66274, 132548, 186077, 265096, 372154, 530192, 744308, 1488616, 2419001, 2977232, 4838002, 9676004, 19352008, 38704016]

約数ペア:

[(1, 38704016), (2, 19352008), (4, 9676004), (8, 4838002), (13, 2977232), (16, 2419001), (26, 1488616), (52, 744308), (73, 530192), (104, 372154), (146, 265096), (208, 186077), (292, 132548), (584, 66274), (949, 40784), (1168, 33137), (1898, 20392), (2549, 15184), (3796, 10196), (5098, 7592)]