18272268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2339}}^1$

素因数の和:2387

約数の個数: 72

約数和(自身を含む): 54512640

約数和(自身を除く): 36240372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2339, 2604, 3906, 4678, 7017, 7812, 9356, 14034, 16373, 21051, 28068, 32746, 42102, 49119, 65492, 72509, 84204, 98238, 145018, 147357, 196476, 217527, 290036, 294714, 435054, 507563, 589428, 652581, 870108, 1015126, 1305162, 1522689, 2030252, 2610324, 3045378, 4568067, 6090756, 9136134, 18272268]

約数ペア:

[(1, 18272268), (2, 9136134), (3, 6090756), (4, 4568067), (6, 3045378), (7, 2610324), (9, 2030252), (12, 1522689), (14, 1305162), (18, 1015126), (21, 870108), (28, 652581), (31, 589428), (36, 507563), (42, 435054), (62, 294714), (63, 290036), (84, 217527), (93, 196476), (124, 147357), (126, 145018), (186, 98238), (217, 84204), (252, 72509), (279, 65492), (372, 49119), (434, 42102), (558, 32746), (651, 28068), (868, 21051), (1116, 16373), (1302, 14034), (1953, 9356), (2339, 7812), (2604, 7017), (3906, 4678)]