17950180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 39223296

約数和(自身を除く): 21273116

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 127, 148, 185, 191, 254, 370, 382, 508, 635, 740, 764, 955, 1270, 1910, 2540, 3820, 4699, 7067, 9398, 14134, 18796, 23495, 24257, 28268, 35335, 46990, 48514, 70670, 93980, 97028, 121285, 141340, 242570, 485140, 897509, 1795018, 3590036, 4487545, 8975090, 17950180]

約数ペア:

[(1, 17950180), (2, 8975090), (4, 4487545), (5, 3590036), (10, 1795018), (20, 897509), (37, 485140), (74, 242570), (127, 141340), (148, 121285), (185, 97028), (191, 93980), (254, 70670), (370, 48514), (382, 46990), (508, 35335), (635, 28268), (740, 24257), (764, 23495), (955, 18796), (1270, 14134), (1910, 9398), (2540, 7067), (3820, 4699)]