19122675

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1783}}^1$

素因数の和:1820

約数の個数: 48

約数和(自身を含む): 37164288

約数和(自身を除く): 18041613

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 143, 165, 195, 275, 325, 429, 715, 825, 975, 1783, 2145, 3575, 5349, 8915, 10725, 19613, 23179, 26745, 44575, 58839, 69537, 98065, 115895, 133725, 254969, 294195, 347685, 490325, 579475, 764907, 1274845, 1470975, 1738425, 3824535, 6374225, 19122675]

約数ペア:

[(1, 19122675), (3, 6374225), (5, 3824535), (11, 1738425), (13, 1470975), (15, 1274845), (25, 764907), (33, 579475), (39, 490325), (55, 347685), (65, 294195), (75, 254969), (143, 133725), (165, 115895), (195, 98065), (275, 69537), (325, 58839), (429, 44575), (715, 26745), (825, 23179), (975, 19613), (1783, 10725), (2145, 8915), (3575, 5349)]