20763142518

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1\times {\mathrm{2753}}^1$

素因数の和:3489

約数の個数: 64

約数和(自身を含む): 43536906432

約数和(自身を除く): 22773763914

約数列:

[1, 2, 3, 6, 37, 53, 74, 106, 111, 159, 222, 318, 641, 1282, 1923, 1961, 2753, 3846, 3922, 5506, 5883, 8259, 11766, 16518, 23717, 33973, 47434, 67946, 71151, 101861, 101919, 142302, 145909, 203722, 203838, 291818, 305583, 437727, 611166, 875454, 1257001, 1764673, 2514002, 3529346, 3771003, 5294019, 5398633, 7542006, 10588038, 10797266, 16195899, 32391798, 65292901, 93527669, 130585802, 187055338, 195878703, 280583007, 391757406, 561166014, 3460523753, 6921047506, 10381571259, 20763142518]

約数ペア:

[(1, 20763142518), (2, 10381571259), (3, 6921047506), (6, 3460523753), (37, 561166014), (53, 391757406), (74, 280583007), (106, 195878703), (111, 187055338), (159, 130585802), (222, 93527669), (318, 65292901), (641, 32391798), (1282, 16195899), (1923, 10797266), (1961, 10588038), (2753, 7542006), (3846, 5398633), (3922, 5294019), (5506, 3771003), (5883, 3529346), (8259, 2514002), (11766, 1764673), (16518, 1257001), (23717, 875454), (33973, 611166), (47434, 437727), (67946, 305583), (71151, 291818), (101861, 203838), (101919, 203722), (142302, 145909)]