20757792

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{1787}}^1$

素因数の和:1822

約数の個数: 72

約数和(自身を含む): 59926608

約数和(自身を除く): 39168816

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 121, 132, 176, 242, 264, 352, 363, 484, 528, 726, 968, 1056, 1452, 1787, 1936, 2904, 3574, 3872, 5361, 5808, 7148, 10722, 11616, 14296, 19657, 21444, 28592, 39314, 42888, 57184, 58971, 78628, 85776, 117942, 157256, 171552, 216227, 235884, 314512, 432454, 471768, 629024, 648681, 864908, 943536, 1297362, 1729816, 1887072, 2594724, 3459632, 5189448, 6919264, 10378896, 20757792]

約数ペア:

[(1, 20757792), (2, 10378896), (3, 6919264), (4, 5189448), (6, 3459632), (8, 2594724), (11, 1887072), (12, 1729816), (16, 1297362), (22, 943536), (24, 864908), (32, 648681), (33, 629024), (44, 471768), (48, 432454), (66, 314512), (88, 235884), (96, 216227), (121, 171552), (132, 157256), (176, 117942), (242, 85776), (264, 78628), (352, 58971), (363, 57184), (484, 42888), (528, 39314), (726, 28592), (968, 21444), (1056, 19657), (1452, 14296), (1787, 11616), (1936, 10722), (2904, 7148), (3574, 5808), (3872, 5361)]