19286215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 26127360

約数和(自身を除く): 6841145

約数列:

[1, 5, 13, 47, 59, 65, 107, 235, 295, 535, 611, 767, 1391, 2773, 3055, 3835, 5029, 6313, 6955, 13865, 25145, 31565, 36049, 65377, 82069, 180245, 296711, 326885, 410345, 1483555, 3857243, 19286215]

約数ペア:

[(1, 19286215), (5, 3857243), (13, 1483555), (47, 410345), (59, 326885), (65, 296711), (107, 180245), (235, 82069), (295, 65377), (535, 36049), (611, 31565), (767, 25145), (1391, 13865), (2773, 6955), (3055, 6313), (3835, 5029)]