20498982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1801}}^1$

素因数の和:2084

約数の個数: 32

約数和(自身を含む): 47053824

約数和(自身を除く): 26554842

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 271, 542, 813, 1626, 1801, 1897, 3602, 3794, 5403, 5691, 10806, 11382, 12607, 25214, 37821, 75642, 488071, 976142, 1464213, 2928426, 3416497, 6832994, 10249491, 20498982]

約数ペア:

[(1, 20498982), (2, 10249491), (3, 6832994), (6, 3416497), (7, 2928426), (14, 1464213), (21, 976142), (42, 488071), (271, 75642), (542, 37821), (813, 25214), (1626, 12607), (1801, 11382), (1897, 10806), (3602, 5691), (3794, 5403)]