16931660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2621}}^1$

素因数の和:2666

約数の個数: 48

約数和(自身を含む): 39644640

約数和(自身を除く): 22712980

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 2621, 3230, 5242, 6460, 10484, 13105, 26210, 44557, 49799, 52420, 89114, 99598, 178228, 199196, 222785, 248995, 445570, 497990, 846583, 891140, 995980, 1693166, 3386332, 4232915, 8465830, 16931660]

約数ペア:

[(1, 16931660), (2, 8465830), (4, 4232915), (5, 3386332), (10, 1693166), (17, 995980), (19, 891140), (20, 846583), (34, 497990), (38, 445570), (68, 248995), (76, 222785), (85, 199196), (95, 178228), (170, 99598), (190, 89114), (323, 52420), (340, 49799), (380, 44557), (646, 26210), (1292, 13105), (1615, 10484), (2621, 6460), (3230, 5242)]