19455170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{619}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 40176000

約数和(自身を除く): 20720830

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 449, 619, 898, 1238, 2245, 3095, 3143, 4333, 4490, 6190, 6286, 8666, 15715, 21665, 31430, 43330, 277931, 555862, 1389655, 1945517, 2779310, 3891034, 9727585, 19455170]

約数ペア:

[(1, 19455170), (2, 9727585), (5, 3891034), (7, 2779310), (10, 1945517), (14, 1389655), (35, 555862), (70, 277931), (449, 43330), (619, 31430), (898, 21665), (1238, 15715), (2245, 8666), (3095, 6286), (3143, 6190), (4333, 4490)]