1025821438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1\times {\mathrm{821}}^1$

素因数の和:1224

約数の個数: 32

約数和(自身を含む): 1640580480

約数和(自身を除く): 614759042

約数列:

[1, 2, 19, 38, 131, 251, 262, 502, 821, 1642, 2489, 4769, 4978, 9538, 15599, 31198, 32881, 65762, 107551, 206071, 215102, 412142, 624739, 1249478, 2043469, 3915349, 4086938, 7830698, 26995301, 53990602, 512910719, 1025821438]

約数ペア:

[(1, 1025821438), (2, 512910719), (19, 53990602), (38, 26995301), (131, 7830698), (251, 4086938), (262, 3915349), (502, 2043469), (821, 1249478), (1642, 624739), (2489, 412142), (4769, 215102), (4978, 206071), (9538, 107551), (15599, 65762), (31198, 32881)]