20903194

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{19609}}^1$

素因数の和:19665

約数の個数: 16

約数和(自身を含む): 34592040

約数和(自身を除く): 13688846

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 19609, 39218, 254917, 509834, 803969, 1607938, 10451597, 20903194]

約数ペア:

[(1, 20903194), (2, 10451597), (13, 1607938), (26, 803969), (41, 509834), (82, 254917), (533, 39218), (1066, 19609)]