20680224

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{6949}}^1$

素因数の和:6993

約数の個数: 48

約数和(自身を含む): 56044800

約数和(自身を除く): 35364576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 93, 96, 124, 186, 248, 372, 496, 744, 992, 1488, 2976, 6949, 13898, 20847, 27796, 41694, 55592, 83388, 111184, 166776, 215419, 222368, 333552, 430838, 646257, 667104, 861676, 1292514, 1723352, 2585028, 3446704, 5170056, 6893408, 10340112, 20680224]

約数ペア:

[(1, 20680224), (2, 10340112), (3, 6893408), (4, 5170056), (6, 3446704), (8, 2585028), (12, 1723352), (16, 1292514), (24, 861676), (31, 667104), (32, 646257), (48, 430838), (62, 333552), (93, 222368), (96, 215419), (124, 166776), (186, 111184), (248, 83388), (372, 55592), (496, 41694), (744, 27796), (992, 20847), (1488, 13898), (2976, 6949)]