19448961

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{601}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 31438848

約数和(自身を除く): 11989887

約数列:

[1, 3, 7, 21, 23, 67, 69, 161, 201, 469, 483, 601, 1407, 1541, 1803, 4207, 4623, 10787, 12621, 13823, 32361, 40267, 41469, 96761, 120801, 281869, 290283, 845607, 926141, 2778423, 6482987, 19448961]

約数ペア:

[(1, 19448961), (3, 6482987), (7, 2778423), (21, 926141), (23, 845607), (67, 290283), (69, 281869), (161, 120801), (201, 96761), (469, 41469), (483, 40267), (601, 32361), (1407, 13823), (1541, 12621), (1803, 10787), (4207, 4623)]