20791776

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{11399}}^1$

素因数の和:11431

約数の個数: 48

約数和(自身を含む): 57456000

約数和(自身を除く): 36664224

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 11399, 22798, 34197, 45596, 68394, 91192, 136788, 182384, 216581, 273576, 364768, 433162, 547152, 649743, 866324, 1094304, 1299486, 1732648, 2598972, 3465296, 5197944, 6930592, 10395888, 20791776]

約数ペア:

[(1, 20791776), (2, 10395888), (3, 6930592), (4, 5197944), (6, 3465296), (8, 2598972), (12, 1732648), (16, 1299486), (19, 1094304), (24, 866324), (32, 649743), (38, 547152), (48, 433162), (57, 364768), (76, 273576), (96, 216581), (114, 182384), (152, 136788), (228, 91192), (304, 68394), (456, 45596), (608, 34197), (912, 22798), (1824, 11399)]