819783918

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{857}}^1\times {\mathrm{2797}}^1$

素因数の和:3681

約数の個数: 48

約数和(自身を含む): 1872533520

約数和(自身を除く): 1052749602

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 857, 1714, 2571, 2797, 5142, 5594, 7713, 8391, 15426, 16283, 16782, 25173, 32566, 48849, 50346, 53143, 97698, 106286, 146547, 159429, 293094, 318858, 478287, 956574, 2397029, 4794058, 7191087, 14382174, 21573261, 43146522, 45543551, 91087102, 136630653, 273261306, 409891959, 819783918]

約数ペア:

[(1, 819783918), (2, 409891959), (3, 273261306), (6, 136630653), (9, 91087102), (18, 45543551), (19, 43146522), (38, 21573261), (57, 14382174), (114, 7191087), (171, 4794058), (342, 2397029), (857, 956574), (1714, 478287), (2571, 318858), (2797, 293094), (5142, 159429), (5594, 146547), (7713, 106286), (8391, 97698), (15426, 53143), (16283, 50346), (16782, 48849), (25173, 32566)]