251937986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1\times {\mathrm{7001}}^1$

素因数の和:7969

約数の個数: 16

約数和(自身を含む): 398273760

約数和(自身を除く): 146335774

約数列:

[1, 2, 19, 38, 947, 1894, 7001, 14002, 17993, 35986, 133019, 266038, 6629947, 13259894, 125968993, 251937986]

約数ペア:

[(1, 251937986), (2, 125968993), (19, 13259894), (38, 6629947), (947, 266038), (1894, 133019), (7001, 35986), (14002, 17993)]