18920691660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24257297}}^1$

素因数の和:24257322

約数の個数: 48

約数和(自身を含む): 57053164896

約数和(自身を除く): 38132473236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 24257297, 48514594, 72771891, 97029188, 121286485, 145543782, 242572970, 291087564, 315344861, 363859455, 485145940, 630689722, 727718910, 946034583, 1261379444, 1455437820, 1576724305, 1892069166, 3153448610, 3784138332, 4730172915, 6306897220, 9460345830, 18920691660]

約数ペア:

[(1, 18920691660), (2, 9460345830), (3, 6306897220), (4, 4730172915), (5, 3784138332), (6, 3153448610), (10, 1892069166), (12, 1576724305), (13, 1455437820), (15, 1261379444), (20, 946034583), (26, 727718910), (30, 630689722), (39, 485145940), (52, 363859455), (60, 315344861), (65, 291087564), (78, 242572970), (130, 145543782), (156, 121286485), (195, 97029188), (260, 72771891), (390, 48514594), (780, 24257297)]