19880458815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1161581}}^1$

素因数の和:1161759

約数の個数: 32

約数和(自身を含む): 36575894016

約数和(自身を除く): 16695435201

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 163, 489, 815, 1141, 2445, 3423, 5705, 17115, 1161581, 3484743, 5807905, 8131067, 17423715, 24393201, 40655335, 121966005, 189337703, 568013109, 946688515, 1325363921, 2840065545, 3976091763, 6626819605, 19880458815]

約数ペア:

[(1, 19880458815), (3, 6626819605), (5, 3976091763), (7, 2840065545), (15, 1325363921), (21, 946688515), (35, 568013109), (105, 189337703), (163, 121966005), (489, 40655335), (815, 24393201), (1141, 17423715), (2445, 8131067), (3423, 5807905), (5705, 3484743), (17115, 1161581)]