18087500870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3070883}}^1$

素因数の和:3070940

約数の個数: 32

約数和(自身を含む): 35376583680

約数和(自身を除く): 17289082810

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 5890, 3070883, 6141766, 15354415, 30708830, 58346777, 95197373, 116693554, 190394746, 291733885, 475986865, 583467770, 951973730, 1808750087, 3617500174, 9043750435, 18087500870]

約数ペア:

[(1, 18087500870), (2, 9043750435), (5, 3617500174), (10, 1808750087), (19, 951973730), (31, 583467770), (38, 475986865), (62, 291733885), (95, 190394746), (155, 116693554), (190, 95197373), (310, 58346777), (589, 30708830), (1178, 15354415), (2945, 6141766), (5890, 3070883)]