20257942764

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{6977}}^1$

素因数の和:7375

約数の個数: 96

約数和(自身を含む): 51375050496

約数和(自身を除く): 31117107732

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 43, 51, 68, 86, 102, 129, 172, 204, 258, 331, 516, 662, 731, 993, 1324, 1462, 1986, 2193, 2924, 3972, 4386, 5627, 6977, 8772, 11254, 13954, 14233, 16881, 20931, 22508, 27908, 28466, 33762, 41862, 42699, 56932, 67524, 83724, 85398, 118609, 170796, 237218, 241961, 300011, 355827, 474436, 483922, 600022, 711654, 725883, 900033, 967844, 1200044, 1423308, 1451766, 1800066, 2309387, 2903532, 3600132, 4618774, 5100187, 6928161, 9237548, 10200374, 13856322, 15300561, 20400748, 27712644, 30601122, 39259579, 61202244, 78519158, 99303641, 117778737, 157038316, 198607282, 235557474, 297910923, 397214564, 471114948, 595821846, 1191643692, 1688161897, 3376323794, 5064485691, 6752647588, 10128971382, 20257942764]

約数ペア:

[(1, 20257942764), (2, 10128971382), (3, 6752647588), (4, 5064485691), (6, 3376323794), (12, 1688161897), (17, 1191643692), (34, 595821846), (43, 471114948), (51, 397214564), (68, 297910923), (86, 235557474), (102, 198607282), (129, 157038316), (172, 117778737), (204, 99303641), (258, 78519158), (331, 61202244), (516, 39259579), (662, 30601122), (731, 27712644), (993, 20400748), (1324, 15300561), (1462, 13856322), (1986, 10200374), (2193, 9237548), (2924, 6928161), (3972, 5100187), (4386, 4618774), (5627, 3600132), (6977, 2903532), (8772, 2309387), (11254, 1800066), (13954, 1451766), (14233, 1423308), (16881, 1200044), (20931, 967844), (22508, 900033), (27908, 725883), (28466, 711654), (33762, 600022), (41862, 483922), (42699, 474436), (56932, 355827), (67524, 300011), (83724, 241961), (85398, 237218), (118609, 170796)]