18640692

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{8219}}^1$

素因数の和:8242

約数の個数: 60

約数和(自身を含む): 55698720

約数和(自身を除く): 37058028

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, 252, 324, 378, 567, 756, 1134, 2268, 8219, 16438, 24657, 32876, 49314, 57533, 73971, 98628, 115066, 147942, 172599, 221913, 230132, 295884, 345198, 443826, 517797, 665739, 690396, 887652, 1035594, 1331478, 1553391, 2071188, 2662956, 3106782, 4660173, 6213564, 9320346, 18640692]

約数ペア:

[(1, 18640692), (2, 9320346), (3, 6213564), (4, 4660173), (6, 3106782), (7, 2662956), (9, 2071188), (12, 1553391), (14, 1331478), (18, 1035594), (21, 887652), (27, 690396), (28, 665739), (36, 517797), (42, 443826), (54, 345198), (63, 295884), (81, 230132), (84, 221913), (108, 172599), (126, 147942), (162, 115066), (189, 98628), (252, 73971), (324, 57533), (378, 49314), (567, 32876), (756, 24657), (1134, 16438), (2268, 8219)]