18881897310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{653579}}^1$

素因数の和:653702

約数の個数: 64

約数和(自身を含む): 50822380800

約数和(自身を除く): 31940483490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 107, 135, 214, 270, 321, 535, 642, 963, 1070, 1605, 1926, 2889, 3210, 4815, 5778, 9630, 14445, 28890, 653579, 1307158, 1960737, 3267895, 3921474, 5882211, 6535790, 9803685, 11764422, 17646633, 19607370, 29411055, 35293266, 58822110, 69932953, 88233165, 139865906, 176466330, 209798859, 349664765, 419597718, 629396577, 699329530, 1048994295, 1258793154, 1888189731, 2097988590, 3146982885, 3776379462, 6293965770, 9440948655, 18881897310]

約数ペア:

[(1, 18881897310), (2, 9440948655), (3, 6293965770), (5, 3776379462), (6, 3146982885), (9, 2097988590), (10, 1888189731), (15, 1258793154), (18, 1048994295), (27, 699329530), (30, 629396577), (45, 419597718), (54, 349664765), (90, 209798859), (107, 176466330), (135, 139865906), (214, 88233165), (270, 69932953), (321, 58822110), (535, 35293266), (642, 29411055), (963, 19607370), (1070, 17646633), (1605, 11764422), (1926, 9803685), (2889, 6535790), (3210, 5882211), (4815, 3921474), (5778, 3267895), (9630, 1960737), (14445, 1307158), (28890, 653579)]