18423255

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 31334400

約数和(自身を除く): 12911145

約数列:

[1, 3, 5, 15, 19, 57, 95, 127, 285, 381, 509, 635, 1527, 1905, 2413, 2545, 7239, 7635, 9671, 12065, 29013, 36195, 48355, 64643, 145065, 193929, 323215, 969645, 1228217, 3684651, 6141085, 18423255]

約数ペア:

[(1, 18423255), (3, 6141085), (5, 3684651), (15, 1228217), (19, 969645), (57, 323215), (95, 193929), (127, 145065), (285, 64643), (381, 48355), (509, 36195), (635, 29013), (1527, 12065), (1905, 9671), (2413, 7635), (2545, 7239)]