20154405952

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{16574347}}^1$

素因数の和:16574378

約数の個数: 28

約数和(自身を含む): 42098843920

約数和(自身を除く): 21944437968

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 16574347, 33148694, 66297388, 132594776, 265189552, 314912593, 530379104, 629825186, 1060758208, 1259650372, 2519300744, 5038601488, 10077202976, 20154405952]

約数ペア:

[(1, 20154405952), (2, 10077202976), (4, 5038601488), (8, 2519300744), (16, 1259650372), (19, 1060758208), (32, 629825186), (38, 530379104), (64, 314912593), (76, 265189552), (152, 132594776), (304, 66297388), (608, 33148694), (1216, 16574347)]