199831996

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{78427}}^1$

素因数の和:78458

約数の個数: 36

約数和(自身を含む): 438098808

約数和(自身を除く): 238266812

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 78427, 156854, 313708, 548989, 1019551, 1097978, 2039102, 2195956, 3842923, 4078204, 7136857, 7685846, 14273714, 15371692, 28547428, 49957999, 99915998, 199831996]

約数ペア:

[(1, 199831996), (2, 99915998), (4, 49957999), (7, 28547428), (13, 15371692), (14, 14273714), (26, 7685846), (28, 7136857), (49, 4078204), (52, 3842923), (91, 2195956), (98, 2039102), (182, 1097978), (196, 1019551), (364, 548989), (637, 313708), (1274, 156854), (2548, 78427)]