20147974077

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{21341}}^1$

素因数の和:21490

約数の個数: 64

約数和(自身を含む): 34551502848

約数和(自身を除く): 14403528771

約数列:

[1, 3, 7, 11, 21, 33, 61, 67, 77, 183, 201, 231, 427, 469, 671, 737, 1281, 1407, 2013, 2211, 4087, 4697, 5159, 12261, 14091, 15477, 21341, 28609, 44957, 64023, 85827, 134871, 149387, 234751, 314699, 448161, 704253, 944097, 1301801, 1429847, 1643257, 3905403, 4289541, 4929771, 9112607, 10008929, 14319811, 15728317, 27337821, 30026787, 42959433, 47184951, 87220667, 100238677, 110098219, 261662001, 300716031, 330294657, 610544669, 959427337, 1831634007, 2878282011, 6715991359, 20147974077]

約数ペア:

[(1, 20147974077), (3, 6715991359), (7, 2878282011), (11, 1831634007), (21, 959427337), (33, 610544669), (61, 330294657), (67, 300716031), (77, 261662001), (183, 110098219), (201, 100238677), (231, 87220667), (427, 47184951), (469, 42959433), (671, 30026787), (737, 27337821), (1281, 15728317), (1407, 14319811), (2013, 10008929), (2211, 9112607), (4087, 4929771), (4697, 4289541), (5159, 3905403), (12261, 1643257), (14091, 1429847), (15477, 1301801), (21341, 944097), (28609, 704253), (44957, 448161), (64023, 314699), (85827, 234751), (134871, 149387)]