16389380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{701}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 39626496

約数和(自身を除く): 23237116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 668, 701, 835, 1169, 1402, 1670, 2338, 2804, 3340, 3505, 4676, 4907, 5845, 7010, 9814, 11690, 14020, 19628, 23380, 24535, 49070, 98140, 117067, 234134, 468268, 585335, 819469, 1170670, 1638938, 2341340, 3277876, 4097345, 8194690, 16389380]

約数ペア:

[(1, 16389380), (2, 8194690), (4, 4097345), (5, 3277876), (7, 2341340), (10, 1638938), (14, 1170670), (20, 819469), (28, 585335), (35, 468268), (70, 234134), (140, 117067), (167, 98140), (334, 49070), (668, 24535), (701, 23380), (835, 19628), (1169, 14020), (1402, 11690), (1670, 9814), (2338, 7010), (2804, 5845), (3340, 4907), (3505, 4676)]