18073755

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{317}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 36114624

約数和(自身を除く): 18040869

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 181, 315, 317, 543, 905, 951, 1267, 1585, 1629, 2219, 2715, 2853, 3801, 4755, 6335, 6657, 8145, 11095, 11403, 14265, 19005, 19971, 33285, 57015, 57377, 99855, 172131, 286885, 401639, 516393, 860655, 1204917, 2008195, 2581965, 3614751, 6024585, 18073755]

約数ペア:

[(1, 18073755), (3, 6024585), (5, 3614751), (7, 2581965), (9, 2008195), (15, 1204917), (21, 860655), (35, 516393), (45, 401639), (63, 286885), (105, 172131), (181, 99855), (315, 57377), (317, 57015), (543, 33285), (905, 19971), (951, 19005), (1267, 14265), (1585, 11403), (1629, 11095), (2219, 8145), (2715, 6657), (2853, 6335), (3801, 4755)]