18882950

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 36894960

約数和(自身を除く): 18012010

約数列:

[1, 2, 5, 10, 25, 37, 50, 59, 74, 118, 173, 185, 295, 346, 370, 590, 865, 925, 1475, 1730, 1850, 2183, 2950, 4325, 4366, 6401, 8650, 10207, 10915, 12802, 20414, 21830, 32005, 51035, 54575, 64010, 102070, 109150, 160025, 255175, 320050, 377659, 510350, 755318, 1888295, 3776590, 9441475, 18882950]

約数ペア:

[(1, 18882950), (2, 9441475), (5, 3776590), (10, 1888295), (25, 755318), (37, 510350), (50, 377659), (59, 320050), (74, 255175), (118, 160025), (173, 109150), (185, 102070), (295, 64010), (346, 54575), (370, 51035), (590, 32005), (865, 21830), (925, 20414), (1475, 12802), (1730, 10915), (1850, 10207), (2183, 8650), (2950, 6401), (4325, 4366)]