20248788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1249}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 54320000

約数和(自身を除く): 34071212

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 193, 386, 579, 772, 1158, 1249, 1351, 2316, 2498, 2702, 3747, 4053, 4996, 5404, 7494, 8106, 8743, 14988, 16212, 17486, 26229, 34972, 52458, 104916, 241057, 482114, 723171, 964228, 1446342, 1687399, 2892684, 3374798, 5062197, 6749596, 10124394, 20248788]

約数ペア:

[(1, 20248788), (2, 10124394), (3, 6749596), (4, 5062197), (6, 3374798), (7, 2892684), (12, 1687399), (14, 1446342), (21, 964228), (28, 723171), (42, 482114), (84, 241057), (193, 104916), (386, 52458), (579, 34972), (772, 26229), (1158, 17486), (1249, 16212), (1351, 14988), (2316, 8743), (2498, 8106), (2702, 7494), (3747, 5404), (4053, 4996)]