18970812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{907}}^1$

素因数の和:1007

約数の個数: 72

約数和(自身を含む): 55526016

約数和(自身を除く): 36555204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 83, 84, 126, 166, 249, 252, 332, 498, 581, 747, 907, 996, 1162, 1494, 1743, 1814, 2324, 2721, 2988, 3486, 3628, 5229, 5442, 6349, 6972, 8163, 10458, 10884, 12698, 16326, 19047, 20916, 25396, 32652, 38094, 57141, 75281, 76188, 114282, 150562, 225843, 228564, 301124, 451686, 526967, 677529, 903372, 1053934, 1355058, 1580901, 2107868, 2710116, 3161802, 4742703, 6323604, 9485406, 18970812]

約数ペア:

[(1, 18970812), (2, 9485406), (3, 6323604), (4, 4742703), (6, 3161802), (7, 2710116), (9, 2107868), (12, 1580901), (14, 1355058), (18, 1053934), (21, 903372), (28, 677529), (36, 526967), (42, 451686), (63, 301124), (83, 228564), (84, 225843), (126, 150562), (166, 114282), (249, 76188), (252, 75281), (332, 57141), (498, 38094), (581, 32652), (747, 25396), (907, 20916), (996, 19047), (1162, 16326), (1494, 12698), (1743, 10884), (1814, 10458), (2324, 8163), (2721, 6972), (2988, 6349), (3486, 5442), (3628, 5229)]