19648304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{94463}}^1$

素因数の和:94484

約数の個数: 20

約数和(自身を含む): 40997376

約数和(自身を除く): 21349072

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 94463, 188926, 377852, 755704, 1228019, 1511408, 2456038, 4912076, 9824152, 19648304]

約数ペア:

[(1, 19648304), (2, 9824152), (4, 4912076), (8, 2456038), (13, 1511408), (16, 1228019), (26, 755704), (52, 377852), (104, 188926), (208, 94463)]