17941930

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 33390720

約数和(自身を除く): 15448790

約数列:

[1, 2, 5, 10, 61, 67, 122, 134, 305, 335, 439, 610, 670, 878, 2195, 4087, 4390, 8174, 20435, 26779, 29413, 40870, 53558, 58826, 133895, 147065, 267790, 294130, 1794193, 3588386, 8970965, 17941930]

約数ペア:

[(1, 17941930), (2, 8970965), (5, 3588386), (10, 1794193), (61, 294130), (67, 267790), (122, 147065), (134, 133895), (305, 58826), (335, 53558), (439, 40870), (610, 29413), (670, 26779), (878, 20435), (2195, 8174), (4087, 4390)]