17980492

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2971}}^1$

素因数の和:3081

約数の個数: 24

約数和(自身を含む): 33702480

約数和(自身を除く): 15721988

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 356, 1513, 2971, 3026, 5942, 6052, 11884, 50507, 101014, 202028, 264419, 528838, 1057676, 4495123, 8990246, 17980492]

約数ペア:

[(1, 17980492), (2, 8990246), (4, 4495123), (17, 1057676), (34, 528838), (68, 264419), (89, 202028), (178, 101014), (356, 50507), (1513, 11884), (2971, 6052), (3026, 5942)]