19742850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{601}}^1$

素因数の和:692

約数の個数: 72

約数和(自身を含む): 53858532

約数和(自身を除く): 34115682

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 73, 75, 90, 146, 150, 219, 225, 365, 438, 450, 601, 657, 730, 1095, 1202, 1314, 1803, 1825, 2190, 3005, 3285, 3606, 3650, 5409, 5475, 6010, 6570, 9015, 10818, 10950, 15025, 16425, 18030, 27045, 30050, 32850, 43873, 45075, 54090, 87746, 90150, 131619, 135225, 219365, 263238, 270450, 394857, 438730, 658095, 789714, 1096825, 1316190, 1974285, 2193650, 3290475, 3948570, 6580950, 9871425, 19742850]

約数ペア:

[(1, 19742850), (2, 9871425), (3, 6580950), (5, 3948570), (6, 3290475), (9, 2193650), (10, 1974285), (15, 1316190), (18, 1096825), (25, 789714), (30, 658095), (45, 438730), (50, 394857), (73, 270450), (75, 263238), (90, 219365), (146, 135225), (150, 131619), (219, 90150), (225, 87746), (365, 54090), (438, 45075), (450, 43873), (601, 32850), (657, 30050), (730, 27045), (1095, 18030), (1202, 16425), (1314, 15025), (1803, 10950), (1825, 10818), (2190, 9015), (3005, 6570), (3285, 6010), (3606, 5475), (3650, 5409)]