20258238

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3373}}^1$

素因数の和:3409

約数の個数: 64

約数和(自身を含む): 54415872

約数和(自身を除く): 34157634

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 182, 231, 273, 286, 429, 462, 546, 858, 1001, 2002, 3003, 3373, 6006, 6746, 10119, 20238, 23611, 37103, 43849, 47222, 70833, 74206, 87698, 111309, 131547, 141666, 222618, 259721, 263094, 306943, 482339, 519442, 613886, 779163, 920829, 964678, 1447017, 1558326, 1841658, 2894034, 3376373, 6752746, 10129119, 20258238]

約数ペア:

[(1, 20258238), (2, 10129119), (3, 6752746), (6, 3376373), (7, 2894034), (11, 1841658), (13, 1558326), (14, 1447017), (21, 964678), (22, 920829), (26, 779163), (33, 613886), (39, 519442), (42, 482339), (66, 306943), (77, 263094), (78, 259721), (91, 222618), (143, 141666), (154, 131547), (182, 111309), (231, 87698), (273, 74206), (286, 70833), (429, 47222), (462, 43849), (546, 37103), (858, 23611), (1001, 20238), (2002, 10119), (3003, 6746), (3373, 6006)]