18418428

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{2707}}^1$

素因数の和:2733

約数の個数: 72

約数和(自身を含む): 55199872

約数和(自身を除く): 36781444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 2707, 3402, 5414, 6804, 8121, 10828, 16242, 18949, 24363, 32484, 37898, 48726, 56847, 73089, 75796, 97452, 113694, 146178, 170541, 219267, 227388, 292356, 341082, 438534, 511623, 657801, 682164, 877068, 1023246, 1315602, 1534869, 2046492, 2631204, 3069738, 4604607, 6139476, 9209214, 18418428]

約数ペア:

[(1, 18418428), (2, 9209214), (3, 6139476), (4, 4604607), (6, 3069738), (7, 2631204), (9, 2046492), (12, 1534869), (14, 1315602), (18, 1023246), (21, 877068), (27, 682164), (28, 657801), (36, 511623), (42, 438534), (54, 341082), (63, 292356), (81, 227388), (84, 219267), (108, 170541), (126, 146178), (162, 113694), (189, 97452), (243, 75796), (252, 73089), (324, 56847), (378, 48726), (486, 37898), (567, 32484), (756, 24363), (972, 18949), (1134, 16242), (1701, 10828), (2268, 8121), (2707, 6804), (3402, 5414)]