19872672

素因数分解:

$2^5\times 3^1\times {\mathrm{137}}^1\times {\mathrm{1511}}^1$

素因数の和:1661

約数の個数: 48

約数和(自身を含む): 52581312

約数和(自身を除く): 32708640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 137, 274, 411, 548, 822, 1096, 1511, 1644, 2192, 3022, 3288, 4384, 4533, 6044, 6576, 9066, 12088, 13152, 18132, 24176, 36264, 48352, 72528, 145056, 207007, 414014, 621021, 828028, 1242042, 1656056, 2484084, 3312112, 4968168, 6624224, 9936336, 19872672]

約数ペア:

[(1, 19872672), (2, 9936336), (3, 6624224), (4, 4968168), (6, 3312112), (8, 2484084), (12, 1656056), (16, 1242042), (24, 828028), (32, 621021), (48, 414014), (96, 207007), (137, 145056), (274, 72528), (411, 48352), (548, 36264), (822, 24176), (1096, 18132), (1511, 13152), (1644, 12088), (2192, 9066), (3022, 6576), (3288, 6044), (4384, 4533)]