18520250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 41783040

約数和(自身を除く): 23262790

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 125, 133, 175, 190, 250, 266, 350, 475, 557, 665, 875, 950, 1114, 1330, 1750, 2375, 2785, 3325, 3899, 4750, 5570, 6650, 7798, 10583, 13925, 16625, 19495, 21166, 27850, 33250, 38990, 52915, 69625, 74081, 97475, 105830, 139250, 148162, 194950, 264575, 370405, 487375, 529150, 740810, 974750, 1322875, 1852025, 2645750, 3704050, 9260125, 18520250]

約数ペア:

[(1, 18520250), (2, 9260125), (5, 3704050), (7, 2645750), (10, 1852025), (14, 1322875), (19, 974750), (25, 740810), (35, 529150), (38, 487375), (50, 370405), (70, 264575), (95, 194950), (125, 148162), (133, 139250), (175, 105830), (190, 97475), (250, 74081), (266, 69625), (350, 52915), (475, 38990), (557, 33250), (665, 27850), (875, 21166), (950, 19495), (1114, 16625), (1330, 13925), (1750, 10583), (2375, 7798), (2785, 6650), (3325, 5570), (3899, 4750)]