2020453808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{13009}}^1$

素因数の和:13605

約数の個数: 40

約数和(自身を含む): 4152479760

約数和(自身を除く): 2132025952

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 571, 1142, 2284, 4568, 9136, 9707, 13009, 19414, 26018, 38828, 52036, 77656, 104072, 155312, 208144, 221153, 442306, 884612, 1769224, 3538448, 7428139, 14856278, 29712556, 59425112, 118850224, 126278363, 252556726, 505113452, 1010226904, 2020453808]

約数ペア:

[(1, 2020453808), (2, 1010226904), (4, 505113452), (8, 252556726), (16, 126278363), (17, 118850224), (34, 59425112), (68, 29712556), (136, 14856278), (272, 7428139), (571, 3538448), (1142, 1769224), (2284, 884612), (4568, 442306), (9136, 221153), (9707, 208144), (13009, 155312), (19414, 104072), (26018, 77656), (38828, 52036)]