20135946236

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{805309}}^1$

素因数の和:805386

約数の個数: 48

約数和(自身を含む): 43293465600

約数和(自身を除く): 23157519364

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 76, 94, 133, 188, 266, 329, 532, 658, 893, 1316, 1786, 3572, 6251, 12502, 25004, 805309, 1610618, 3221236, 5637163, 11274326, 15300871, 22548652, 30601742, 37849523, 61203484, 75699046, 107106097, 151398092, 214212194, 264946661, 428424388, 529893322, 719140937, 1059786644, 1438281874, 2876563748, 5033986559, 10067973118, 20135946236]

約数ペア:

[(1, 20135946236), (2, 10067973118), (4, 5033986559), (7, 2876563748), (14, 1438281874), (19, 1059786644), (28, 719140937), (38, 529893322), (47, 428424388), (76, 264946661), (94, 214212194), (133, 151398092), (188, 107106097), (266, 75699046), (329, 61203484), (532, 37849523), (658, 30601742), (893, 22548652), (1316, 15300871), (1786, 11274326), (3572, 5637163), (6251, 3221236), (12502, 1610618), (25004, 805309)]