19719910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14827}}^1$

素因数の和:14860

約数の個数: 32

約数和(自身を含む): 42704640

約数和(自身を除く): 22984730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 14827, 29654, 74135, 103789, 148270, 207578, 281713, 518945, 563426, 1037890, 1408565, 1971991, 2817130, 3943982, 9859955, 19719910]

約数ペア:

[(1, 19719910), (2, 9859955), (5, 3943982), (7, 2817130), (10, 1971991), (14, 1408565), (19, 1037890), (35, 563426), (38, 518945), (70, 281713), (95, 207578), (133, 148270), (190, 103789), (266, 74135), (665, 29654), (1330, 14827)]