20218002

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 48384000

約数和(自身を除く): 28165998

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 59, 82, 118, 123, 177, 199, 246, 287, 354, 398, 413, 574, 597, 826, 861, 1194, 1239, 1393, 1722, 2419, 2478, 2786, 4179, 4838, 7257, 8159, 8358, 11741, 14514, 16318, 16933, 23482, 24477, 33866, 35223, 48954, 50799, 57113, 70446, 82187, 101598, 114226, 164374, 171339, 246561, 342678, 481381, 493122, 962762, 1444143, 2888286, 3369667, 6739334, 10109001, 20218002]

約数ペア:

[(1, 20218002), (2, 10109001), (3, 6739334), (6, 3369667), (7, 2888286), (14, 1444143), (21, 962762), (41, 493122), (42, 481381), (59, 342678), (82, 246561), (118, 171339), (123, 164374), (177, 114226), (199, 101598), (246, 82187), (287, 70446), (354, 57113), (398, 50799), (413, 48954), (574, 35223), (597, 33866), (826, 24477), (861, 23482), (1194, 16933), (1239, 16318), (1393, 14514), (1722, 11741), (2419, 8358), (2478, 8159), (2786, 7257), (4179, 4838)]