18782370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1153}}^1$

素因数の和:1347

約数の個数: 48

約数和(自身を含む): 49146552

約数和(自身を除く): 30364182

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 181, 362, 543, 905, 1086, 1153, 1629, 1810, 2306, 2715, 3258, 3459, 5430, 5765, 6918, 8145, 10377, 11530, 16290, 17295, 20754, 34590, 51885, 103770, 208693, 417386, 626079, 1043465, 1252158, 1878237, 2086930, 3130395, 3756474, 6260790, 9391185, 18782370]

約数ペア:

[(1, 18782370), (2, 9391185), (3, 6260790), (5, 3756474), (6, 3130395), (9, 2086930), (10, 1878237), (15, 1252158), (18, 1043465), (30, 626079), (45, 417386), (90, 208693), (181, 103770), (362, 51885), (543, 34590), (905, 20754), (1086, 17295), (1153, 16290), (1629, 11530), (1810, 10377), (2306, 8145), (2715, 6918), (3258, 5765), (3459, 5430)]