20573838

素因数分解:

$2^1\times 3^6\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:260

約数の個数: 56

約数和(自身を含む): 47060208

約数和(自身を除く): 26486370

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 103, 137, 162, 206, 243, 274, 309, 411, 486, 618, 729, 822, 927, 1233, 1458, 1854, 2466, 2781, 3699, 5562, 7398, 8343, 11097, 14111, 16686, 22194, 25029, 28222, 33291, 42333, 50058, 66582, 75087, 84666, 99873, 126999, 150174, 199746, 253998, 380997, 761994, 1142991, 2285982, 3428973, 6857946, 10286919, 20573838]

約数ペア:

[(1, 20573838), (2, 10286919), (3, 6857946), (6, 3428973), (9, 2285982), (18, 1142991), (27, 761994), (54, 380997), (81, 253998), (103, 199746), (137, 150174), (162, 126999), (206, 99873), (243, 84666), (274, 75087), (309, 66582), (411, 50058), (486, 42333), (618, 33291), (729, 28222), (822, 25029), (927, 22194), (1233, 16686), (1458, 14111), (1854, 11097), (2466, 8343), (2781, 7398), (3699, 5562)]