20749554

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3229}}^1$

素因数の和:3264

約数の個数: 64

約数和(自身を含む): 55814400

約数和(自身を除く): 35064846

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 102, 119, 126, 153, 189, 238, 306, 357, 378, 459, 714, 918, 1071, 2142, 3213, 3229, 6426, 6458, 9687, 19374, 22603, 29061, 45206, 54893, 58122, 67809, 87183, 109786, 135618, 164679, 174366, 203427, 329358, 384251, 406854, 494037, 610281, 768502, 988074, 1152753, 1220562, 1482111, 2305506, 2964222, 3458259, 6916518, 10374777, 20749554]

約数ペア:

[(1, 20749554), (2, 10374777), (3, 6916518), (6, 3458259), (7, 2964222), (9, 2305506), (14, 1482111), (17, 1220562), (18, 1152753), (21, 988074), (27, 768502), (34, 610281), (42, 494037), (51, 406854), (54, 384251), (63, 329358), (102, 203427), (119, 174366), (126, 164679), (153, 135618), (189, 109786), (238, 87183), (306, 67809), (357, 58122), (378, 54893), (459, 45206), (714, 29061), (918, 22603), (1071, 19374), (2142, 9687), (3213, 6458), (3229, 6426)]