16480278

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 37071216

約数和(自身を除く): 20590938

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 137, 163, 246, 274, 326, 369, 411, 489, 738, 822, 978, 1233, 1467, 2466, 2934, 5617, 6683, 11234, 13366, 16851, 20049, 22331, 33702, 40098, 44662, 50553, 60147, 66993, 101106, 120294, 133986, 200979, 401958, 915571, 1831142, 2746713, 5493426, 8240139, 16480278]

約数ペア:

[(1, 16480278), (2, 8240139), (3, 5493426), (6, 2746713), (9, 1831142), (18, 915571), (41, 401958), (82, 200979), (123, 133986), (137, 120294), (163, 101106), (246, 66993), (274, 60147), (326, 50553), (369, 44662), (411, 40098), (489, 33702), (738, 22331), (822, 20049), (978, 16851), (1233, 13366), (1467, 11234), (2466, 6683), (2934, 5617)]