20874390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{3643}}^1$

素因数の和:3844

約数の個数: 32

約数和(自身を含む): 50374656

約数和(自身を除く): 29500266

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 191, 382, 573, 955, 1146, 1910, 2865, 3643, 5730, 7286, 10929, 18215, 21858, 36430, 54645, 109290, 695813, 1391626, 2087439, 3479065, 4174878, 6958130, 10437195, 20874390]

約数ペア:

[(1, 20874390), (2, 10437195), (3, 6958130), (5, 4174878), (6, 3479065), (10, 2087439), (15, 1391626), (30, 695813), (191, 109290), (382, 54645), (573, 36430), (955, 21858), (1146, 18215), (1910, 10929), (2865, 7286), (3643, 5730)]