20593404

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:659

約数の個数: 72

約数和(自身を含む): 56871360

約数和(自身を除く): 36277956

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 79, 117, 156, 158, 234, 237, 316, 468, 474, 557, 711, 948, 1027, 1114, 1422, 1671, 2054, 2228, 2844, 3081, 3342, 4108, 5013, 6162, 6684, 7241, 9243, 10026, 12324, 14482, 18486, 20052, 21723, 28964, 36972, 43446, 44003, 65169, 86892, 88006, 130338, 132009, 176012, 260676, 264018, 396027, 528036, 572039, 792054, 1144078, 1584108, 1716117, 2288156, 3432234, 5148351, 6864468, 10296702, 20593404]

約数ペア:

[(1, 20593404), (2, 10296702), (3, 6864468), (4, 5148351), (6, 3432234), (9, 2288156), (12, 1716117), (13, 1584108), (18, 1144078), (26, 792054), (36, 572039), (39, 528036), (52, 396027), (78, 264018), (79, 260676), (117, 176012), (156, 132009), (158, 130338), (234, 88006), (237, 86892), (316, 65169), (468, 44003), (474, 43446), (557, 36972), (711, 28964), (948, 21723), (1027, 20052), (1114, 18486), (1422, 14482), (1671, 12324), (2054, 10026), (2228, 9243), (2844, 7241), (3081, 6684), (3342, 6162), (4108, 5013)]