20396712

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{727}}^1$

素因数の和:910

約数の個数: 64

約数和(自身を含む): 58705920

約数和(自身を除く): 38309208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 167, 168, 334, 501, 668, 727, 1002, 1169, 1336, 1454, 2004, 2181, 2338, 2908, 3507, 4008, 4362, 4676, 5089, 5816, 7014, 8724, 9352, 10178, 14028, 15267, 17448, 20356, 28056, 30534, 40712, 61068, 121409, 122136, 242818, 364227, 485636, 728454, 849863, 971272, 1456908, 1699726, 2549589, 2913816, 3399452, 5099178, 6798904, 10198356, 20396712]

約数ペア:

[(1, 20396712), (2, 10198356), (3, 6798904), (4, 5099178), (6, 3399452), (7, 2913816), (8, 2549589), (12, 1699726), (14, 1456908), (21, 971272), (24, 849863), (28, 728454), (42, 485636), (56, 364227), (84, 242818), (167, 122136), (168, 121409), (334, 61068), (501, 40712), (668, 30534), (727, 28056), (1002, 20356), (1169, 17448), (1336, 15267), (1454, 14028), (2004, 10178), (2181, 9352), (2338, 8724), (2908, 7014), (3507, 5816), (4008, 5089), (4362, 4676)]