18056556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1003

約数の個数: 72

約数和(自身を含む): 52881920

約数和(自身を除く): 34825364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 711, 907, 948, 1106, 1422, 1659, 1814, 2212, 2721, 2844, 3318, 3628, 4977, 5442, 6349, 6636, 8163, 9954, 10884, 12698, 16326, 19047, 19908, 25396, 32652, 38094, 57141, 71653, 76188, 114282, 143306, 214959, 228564, 286612, 429918, 501571, 644877, 859836, 1003142, 1289754, 1504713, 2006284, 2579508, 3009426, 4514139, 6018852, 9028278, 18056556]

約数ペア:

[(1, 18056556), (2, 9028278), (3, 6018852), (4, 4514139), (6, 3009426), (7, 2579508), (9, 2006284), (12, 1504713), (14, 1289754), (18, 1003142), (21, 859836), (28, 644877), (36, 501571), (42, 429918), (63, 286612), (79, 228564), (84, 214959), (126, 143306), (158, 114282), (237, 76188), (252, 71653), (316, 57141), (474, 38094), (553, 32652), (711, 25396), (907, 19908), (948, 19047), (1106, 16326), (1422, 12698), (1659, 10884), (1814, 9954), (2212, 8163), (2721, 6636), (2844, 6349), (3318, 5442), (3628, 4977)]