19284668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2707}}^1$

素因数の和:2861

約数の個数: 24

約数和(自身を含む): 36622992

約数和(自身を除く): 17338324

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1781, 2707, 3562, 5414, 7124, 10828, 35191, 70382, 140764, 370859, 741718, 1483436, 4821167, 9642334, 19284668]

約数ペア:

[(1, 19284668), (2, 9642334), (4, 4821167), (13, 1483436), (26, 741718), (52, 370859), (137, 140764), (274, 70382), (548, 35191), (1781, 10828), (2707, 7124), (3562, 5414)]