31618052

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 60916800

約数和(自身を除く): 29298748

約数列:

[1, 2, 4, 19, 38, 41, 73, 76, 82, 139, 146, 164, 278, 292, 556, 779, 1387, 1558, 2641, 2774, 2993, 3116, 5282, 5548, 5699, 5986, 10147, 10564, 11398, 11972, 20294, 22796, 40588, 56867, 108281, 113734, 192793, 216562, 227468, 385586, 416027, 433124, 771172, 832054, 1664108, 7904513, 15809026, 31618052]

約数ペア:

[(1, 31618052), (2, 15809026), (4, 7904513), (19, 1664108), (38, 832054), (41, 771172), (73, 433124), (76, 416027), (82, 385586), (139, 227468), (146, 216562), (164, 192793), (278, 113734), (292, 108281), (556, 56867), (779, 40588), (1387, 22796), (1558, 20294), (2641, 11972), (2774, 11398), (2993, 10564), (3116, 10147), (5282, 5986), (5548, 5699)]