18920954784

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{8569273}}^1$

素因数の和:8569309

約数の個数: 48

約数和(自身を含む): 51826969152

約数和(自身を除く): 32906014368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 184, 276, 368, 552, 736, 1104, 2208, 8569273, 17138546, 25707819, 34277092, 51415638, 68554184, 102831276, 137108368, 197093279, 205662552, 274216736, 394186558, 411325104, 591279837, 788373116, 822650208, 1182559674, 1576746232, 2365119348, 3153492464, 4730238696, 6306984928, 9460477392, 18920954784]

約数ペア:

[(1, 18920954784), (2, 9460477392), (3, 6306984928), (4, 4730238696), (6, 3153492464), (8, 2365119348), (12, 1576746232), (16, 1182559674), (23, 822650208), (24, 788373116), (32, 591279837), (46, 411325104), (48, 394186558), (69, 274216736), (92, 205662552), (96, 197093279), (138, 137108368), (184, 102831276), (276, 68554184), (368, 51415638), (552, 34277092), (736, 25707819), (1104, 17138546), (2208, 8569273)]