18369686

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 30336768

約数和(自身を除く): 11967082

約数列:

[1, 2, 23, 37, 43, 46, 74, 86, 251, 502, 851, 989, 1591, 1702, 1978, 3182, 5773, 9287, 10793, 11546, 18574, 21586, 36593, 73186, 213601, 248239, 399341, 427202, 496478, 798682, 9184843, 18369686]

約数ペア:

[(1, 18369686), (2, 9184843), (23, 798682), (37, 496478), (43, 427202), (46, 399341), (74, 248239), (86, 213601), (251, 73186), (502, 36593), (851, 21586), (989, 18574), (1591, 11546), (1702, 10793), (1978, 9287), (3182, 5773)]