19420388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{9109}}^1$

素因数の和:9167

約数の個数: 24

約数和(自身を含む): 37496760

約数和(自身を除く): 18076372

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 9109, 18218, 36436, 118417, 236834, 373469, 473668, 746938, 1493876, 4855097, 9710194, 19420388]

約数ペア:

[(1, 19420388), (2, 9710194), (4, 4855097), (13, 1493876), (26, 746938), (41, 473668), (52, 373469), (82, 236834), (164, 118417), (533, 36436), (1066, 18218), (2132, 9109)]