19445454

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{7349}}^1$

素因数の和:7374

約数の個数: 48

約数和(自身を含む): 50274000

約数和(自身を除く): 30828546

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 7349, 14698, 22047, 44094, 51443, 66141, 102886, 132282, 154329, 198423, 308658, 360101, 396846, 462987, 720202, 925974, 1080303, 1388961, 2160606, 2777922, 3240909, 6481818, 9722727, 19445454]

約数ペア:

[(1, 19445454), (2, 9722727), (3, 6481818), (6, 3240909), (7, 2777922), (9, 2160606), (14, 1388961), (18, 1080303), (21, 925974), (27, 720202), (42, 462987), (49, 396846), (54, 360101), (63, 308658), (98, 198423), (126, 154329), (147, 132282), (189, 102886), (294, 66141), (378, 51443), (441, 44094), (882, 22047), (1323, 14698), (2646, 7349)]