388925896

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{35051}}^1$

素因数の和:35149

約数の個数: 32

約数和(自身を含む): 778154400

約数和(自身を除く): 389228504

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 2774, 5548, 11096, 35051, 70102, 140204, 280408, 665969, 1331938, 2558723, 2663876, 5117446, 5327752, 10234892, 20469784, 48615737, 97231474, 194462948, 388925896]

約数ペア:

[(1, 388925896), (2, 194462948), (4, 97231474), (8, 48615737), (19, 20469784), (38, 10234892), (73, 5327752), (76, 5117446), (146, 2663876), (152, 2558723), (292, 1331938), (584, 665969), (1387, 280408), (2774, 140204), (5548, 70102), (11096, 35051)]