20228008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1823}}^1$

素因数の和:1921

約数の個数: 32

約数和(自身を含む): 40492800

約数和(自身を除く): 20264792

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 1823, 2774, 3646, 5548, 7292, 11096, 14584, 34637, 69274, 133079, 138548, 266158, 277096, 532316, 1064632, 2528501, 5057002, 10114004, 20228008]

約数ペア:

[(1, 20228008), (2, 10114004), (4, 5057002), (8, 2528501), (19, 1064632), (38, 532316), (73, 277096), (76, 266158), (146, 138548), (152, 133079), (292, 69274), (584, 34637), (1387, 14584), (1823, 11096), (2774, 7292), (3646, 5548)]