20162989974

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{547}}^1\times {\mathrm{2039}}^1$

素因数の和:2745

約数の個数: 64

約数和(自身を含む): 42498846720

約数和(自身を除く): 22335856746

約数列:

[1, 2, 3, 6, 23, 46, 69, 131, 138, 262, 393, 547, 786, 1094, 1641, 2039, 3013, 3282, 4078, 6026, 6117, 9039, 12234, 12581, 18078, 25162, 37743, 46897, 71657, 75486, 93794, 140691, 143314, 214971, 267109, 281382, 429942, 534218, 801327, 1115333, 1602654, 1648111, 2230666, 3296222, 3345999, 4944333, 6143507, 6691998, 9888666, 12287014, 18430521, 25652659, 36861042, 51305318, 76957977, 146108623, 153915954, 292217246, 438325869, 876651738, 3360498329, 6720996658, 10081494987, 20162989974]

約数ペア:

[(1, 20162989974), (2, 10081494987), (3, 6720996658), (6, 3360498329), (23, 876651738), (46, 438325869), (69, 292217246), (131, 153915954), (138, 146108623), (262, 76957977), (393, 51305318), (547, 36861042), (786, 25652659), (1094, 18430521), (1641, 12287014), (2039, 9888666), (3013, 6691998), (3282, 6143507), (4078, 4944333), (6026, 3345999), (6117, 3296222), (9039, 2230666), (12234, 1648111), (12581, 1602654), (18078, 1115333), (25162, 801327), (37743, 534218), (46897, 429942), (71657, 281382), (75486, 267109), (93794, 214971), (140691, 143314)]