20804563144

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{4133}}^1\times {\mathrm{37013}}^1$

素因数の和:41169

約数の個数: 32

約数和(自身を含む): 41314286520

約数和(自身を除く): 20509723376

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 4133, 8266, 16532, 33064, 37013, 70261, 74026, 140522, 148052, 281044, 296104, 562088, 629221, 1258442, 2516884, 5033768, 152974729, 305949458, 611898916, 1223797832, 2600570393, 5201140786, 10402281572, 20804563144]

約数ペア:

[(1, 20804563144), (2, 10402281572), (4, 5201140786), (8, 2600570393), (17, 1223797832), (34, 611898916), (68, 305949458), (136, 152974729), (4133, 5033768), (8266, 2516884), (16532, 1258442), (33064, 629221), (37013, 562088), (70261, 296104), (74026, 281044), (140522, 148052)]