18836950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1181}}^1$

素因数の和:1233

約数の個数: 48

約数和(自身を含む): 39573360

約数和(自身を除く): 20736410

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 145, 275, 290, 319, 550, 638, 725, 1181, 1450, 1595, 2362, 3190, 5905, 7975, 11810, 12991, 15950, 25982, 29525, 34249, 59050, 64955, 68498, 129910, 171245, 324775, 342490, 376739, 649550, 753478, 856225, 1712450, 1883695, 3767390, 9418475, 18836950]

約数ペア:

[(1, 18836950), (2, 9418475), (5, 3767390), (10, 1883695), (11, 1712450), (22, 856225), (25, 753478), (29, 649550), (50, 376739), (55, 342490), (58, 324775), (110, 171245), (145, 129910), (275, 68498), (290, 64955), (319, 59050), (550, 34249), (638, 29525), (725, 25982), (1181, 15950), (1450, 12991), (1595, 11810), (2362, 7975), (3190, 5905)]