13220896

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:605

約数の個数: 48

約数和(自身を含む): 28545048

約数和(自身を除く): 15324152

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 416, 488, 521, 793, 976, 1042, 1586, 1952, 2084, 3172, 4168, 6344, 6773, 8336, 12688, 13546, 16672, 25376, 27092, 31781, 54184, 63562, 108368, 127124, 216736, 254248, 413153, 508496, 826306, 1016992, 1652612, 3305224, 6610448, 13220896]

約数ペア:

[(1, 13220896), (2, 6610448), (4, 3305224), (8, 1652612), (13, 1016992), (16, 826306), (26, 508496), (32, 413153), (52, 254248), (61, 216736), (104, 127124), (122, 108368), (208, 63562), (244, 54184), (416, 31781), (488, 27092), (521, 25376), (793, 16672), (976, 13546), (1042, 12688), (1586, 8336), (1952, 6773), (2084, 6344), (3172, 4168)]