20219796

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 53018784

約数和(自身を除く): 32798988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 83, 101, 134, 166, 201, 202, 249, 268, 303, 332, 402, 404, 498, 603, 606, 747, 804, 909, 996, 1206, 1212, 1494, 1818, 2412, 2988, 3636, 5561, 6767, 8383, 11122, 13534, 16683, 16766, 20301, 22244, 25149, 27068, 33366, 33532, 40602, 50049, 50298, 60903, 66732, 75447, 81204, 100098, 100596, 121806, 150894, 200196, 243612, 301788, 561661, 1123322, 1684983, 2246644, 3369966, 5054949, 6739932, 10109898, 20219796]

約数ペア:

[(1, 20219796), (2, 10109898), (3, 6739932), (4, 5054949), (6, 3369966), (9, 2246644), (12, 1684983), (18, 1123322), (36, 561661), (67, 301788), (83, 243612), (101, 200196), (134, 150894), (166, 121806), (201, 100596), (202, 100098), (249, 81204), (268, 75447), (303, 66732), (332, 60903), (402, 50298), (404, 50049), (498, 40602), (603, 33532), (606, 33366), (747, 27068), (804, 25149), (909, 22244), (996, 20301), (1206, 16766), (1212, 16683), (1494, 13534), (1818, 11122), (2412, 8383), (2988, 6767), (3636, 5561)]