20458077138

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{10753}}^1\times {\mathrm{5563}}^1$

素因数の和:16343

約数の個数: 48

約数和(自身を含む): 46671499680

約数和(自身を除く): 26213422542

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 5563, 10753, 11126, 16689, 21506, 32259, 33378, 50067, 64518, 96777, 100134, 105697, 193554, 204307, 211394, 317091, 408614, 612921, 634182, 951273, 1225842, 1838763, 1902546, 3677526, 59818939, 119637878, 179456817, 358913634, 538370451, 1076740902, 1136559841, 2273119682, 3409679523, 6819359046, 10229038569, 20458077138]

約数ペア:

[(1, 20458077138), (2, 10229038569), (3, 6819359046), (6, 3409679523), (9, 2273119682), (18, 1136559841), (19, 1076740902), (38, 538370451), (57, 358913634), (114, 179456817), (171, 119637878), (342, 59818939), (5563, 3677526), (10753, 1902546), (11126, 1838763), (16689, 1225842), (21506, 951273), (32259, 634182), (33378, 612921), (50067, 408614), (64518, 317091), (96777, 211394), (100134, 204307), (105697, 193554)]