19560065

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2753}}^1$

素因数の和:2801

約数の個数: 24

約数和(自身を含む): 28256040

約数和(自身を除く): 8695975

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 1015, 1421, 2753, 7105, 13765, 19271, 79837, 96355, 134897, 399185, 558859, 674485, 2794295, 3912013, 19560065]

約数ペア:

[(1, 19560065), (5, 3912013), (7, 2794295), (29, 674485), (35, 558859), (49, 399185), (145, 134897), (203, 96355), (245, 79837), (1015, 19271), (1421, 13765), (2753, 7105)]