20175094506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{720179}}^1$

素因数の和:720243

約数の個数: 64

約数和(自身を含む): 49778841600

約数和(自身を除く): 29603747094

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 29, 42, 46, 58, 69, 87, 138, 161, 174, 203, 322, 406, 483, 609, 667, 966, 1218, 1334, 2001, 4002, 4669, 9338, 14007, 28014, 720179, 1440358, 2160537, 4321074, 5041253, 10082506, 15123759, 16564117, 20885191, 30247518, 33128234, 41770382, 49692351, 62655573, 99384702, 115948819, 125311146, 146196337, 231897638, 292392674, 347846457, 438589011, 480359393, 695692914, 877178022, 960718786, 1441078179, 2882156358, 3362515751, 6725031502, 10087547253, 20175094506]

約数ペア:

[(1, 20175094506), (2, 10087547253), (3, 6725031502), (6, 3362515751), (7, 2882156358), (14, 1441078179), (21, 960718786), (23, 877178022), (29, 695692914), (42, 480359393), (46, 438589011), (58, 347846457), (69, 292392674), (87, 231897638), (138, 146196337), (161, 125311146), (174, 115948819), (203, 99384702), (322, 62655573), (406, 49692351), (483, 41770382), (609, 33128234), (667, 30247518), (966, 20885191), (1218, 16564117), (1334, 15123759), (2001, 10082506), (4002, 5041253), (4669, 4321074), (9338, 2160537), (14007, 1440358), (28014, 720179)]