19153740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4373}}^1$

素因数の和:4458

約数の個数: 48

約数和(自身を含む): 54377568

約数和(自身を除く): 35223828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4373, 4380, 8746, 13119, 17492, 21865, 26238, 43730, 52476, 65595, 87460, 131190, 262380, 319229, 638458, 957687, 1276916, 1596145, 1915374, 3192290, 3830748, 4788435, 6384580, 9576870, 19153740]

約数ペア:

[(1, 19153740), (2, 9576870), (3, 6384580), (4, 4788435), (5, 3830748), (6, 3192290), (10, 1915374), (12, 1596145), (15, 1276916), (20, 957687), (30, 638458), (60, 319229), (73, 262380), (146, 131190), (219, 87460), (292, 65595), (365, 52476), (438, 43730), (730, 26238), (876, 21865), (1095, 17492), (1460, 13119), (2190, 8746), (4373, 4380)]