20057282

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 35731584

約数和(自身を除く): 15674302

約数列:

[1, 2, 7, 14, 41, 82, 83, 166, 287, 421, 574, 581, 842, 1162, 2947, 3403, 5894, 6806, 17261, 23821, 34522, 34943, 47642, 69886, 120827, 241654, 244601, 489202, 1432663, 2865326, 10028641, 20057282]

約数ペア:

[(1, 20057282), (2, 10028641), (7, 2865326), (14, 1432663), (41, 489202), (82, 244601), (83, 241654), (166, 120827), (287, 69886), (421, 47642), (574, 34943), (581, 34522), (842, 23821), (1162, 17261), (2947, 6806), (3403, 5894)]