218590942

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 349920000

約数和(自身を除く): 131329058

約数列:

[1, 2, 23, 46, 89, 107, 178, 214, 499, 998, 2047, 2461, 4094, 4922, 9523, 11477, 19046, 22954, 44411, 53393, 88822, 106786, 219029, 438058, 1021453, 1228039, 2042906, 2456078, 4751977, 9503954, 109295471, 218590942]

約数ペア:

[(1, 218590942), (2, 109295471), (23, 9503954), (46, 4751977), (89, 2456078), (107, 2042906), (178, 1228039), (214, 1021453), (499, 438058), (998, 219029), (2047, 106786), (2461, 88822), (4094, 53393), (4922, 44411), (9523, 22954), (11477, 19046)]