20189385786

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{7001}}^1\times {\mathrm{20897}}^1$

素因数の和:27926

約数の個数: 32

約数和(自身を含む): 42142405248

約数和(自身を除く): 21953019462

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 7001, 14002, 20897, 21003, 41794, 42006, 62691, 125382, 161023, 322046, 480631, 483069, 961262, 966138, 1441893, 2883786, 146299897, 292599794, 438899691, 877799382, 3364897631, 6729795262, 10094692893, 20189385786]

約数ペア:

[(1, 20189385786), (2, 10094692893), (3, 6729795262), (6, 3364897631), (23, 877799382), (46, 438899691), (69, 292599794), (138, 146299897), (7001, 2883786), (14002, 1441893), (20897, 966138), (21003, 961262), (41794, 483069), (42006, 480631), (62691, 322046), (125382, 161023)]