20154897100804

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1\times {\mathrm{5110097}}^1$

素因数の和:5111164

約数の個数: 48

約数和(自身を含む): 37698296727168

約数和(自身を除く): 17543399626364

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 997, 1978, 1994, 3956, 3988, 22931, 42871, 45862, 85742, 91724, 171484, 986033, 1972066, 3944132, 5110097, 10220194, 20440388, 117532231, 219734171, 235064462, 439468342, 470128924, 878936684, 5053885933, 5094766709, 10107771866, 10189533418, 20215543732, 20379066836, 117179634307, 219074968487, 234359268614, 438149936974, 468718537228, 876299873948, 5038724275201, 10077448550402, 20154897100804]

約数ペア:

[(1, 20154897100804), (2, 10077448550402), (4, 5038724275201), (23, 876299873948), (43, 468718537228), (46, 438149936974), (86, 234359268614), (92, 219074968487), (172, 117179634307), (989, 20379066836), (997, 20215543732), (1978, 10189533418), (1994, 10107771866), (3956, 5094766709), (3988, 5053885933), (22931, 878936684), (42871, 470128924), (45862, 439468342), (85742, 235064462), (91724, 219734171), (171484, 117532231), (986033, 20440388), (1972066, 10220194), (3944132, 5110097)]