20199731034

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{48733}}^1$

素因数の和:48955

約数の個数: 64

約数和(自身を含む): 47158917120

約数和(自身を除く): 26959186086

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 139, 142, 213, 278, 417, 426, 497, 834, 973, 994, 1491, 1946, 2919, 2982, 5838, 9869, 19738, 29607, 48733, 59214, 69083, 97466, 138166, 146199, 207249, 292398, 341131, 414498, 682262, 1023393, 2046786, 3460043, 6773887, 6920086, 10380129, 13547774, 20321661, 20760258, 24220301, 40643322, 47417209, 48440602, 72660903, 94834418, 142251627, 145321806, 284503254, 480945977, 961891954, 1442837931, 2885675862, 3366621839, 6733243678, 10099865517, 20199731034]

約数ペア:

[(1, 20199731034), (2, 10099865517), (3, 6733243678), (6, 3366621839), (7, 2885675862), (14, 1442837931), (21, 961891954), (42, 480945977), (71, 284503254), (139, 145321806), (142, 142251627), (213, 94834418), (278, 72660903), (417, 48440602), (426, 47417209), (497, 40643322), (834, 24220301), (973, 20760258), (994, 20321661), (1491, 13547774), (1946, 10380129), (2919, 6920086), (2982, 6773887), (5838, 3460043), (9869, 2046786), (19738, 1023393), (29607, 682262), (48733, 414498), (59214, 341131), (69083, 292398), (97466, 207249), (138166, 146199)]