2018696890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1253849}}^1$

素因数の和:1253886

約数の個数: 32

約数和(自身を含む): 4333305600

約数和(自身を除く): 2314608710

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 1253849, 2507698, 6269245, 8776943, 12538490, 17553886, 28838527, 43884715, 57677054, 87769430, 144192635, 201869689, 288385270, 403739378, 1009348445, 2018696890]

約数ペア:

[(1, 2018696890), (2, 1009348445), (5, 403739378), (7, 288385270), (10, 201869689), (14, 144192635), (23, 87769430), (35, 57677054), (46, 43884715), (70, 28838527), (115, 17553886), (161, 12538490), (230, 8776943), (322, 6269245), (805, 2507698), (1610, 1253849)]