19269755

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 25878528

約数和(自身を除く): 6608773

約数列:

[1, 5, 17, 31, 71, 85, 103, 155, 355, 515, 527, 1207, 1751, 2201, 2635, 3193, 6035, 7313, 8755, 11005, 15965, 36565, 37417, 54281, 124321, 187085, 226703, 271405, 621605, 1133515, 3853951, 19269755]

約数ペア:

[(1, 19269755), (5, 3853951), (17, 1133515), (31, 621605), (71, 271405), (85, 226703), (103, 187085), (155, 124321), (355, 54281), (515, 37417), (527, 36565), (1207, 15965), (1751, 11005), (2201, 8755), (2635, 7313), (3193, 6035)]