20137545654

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{4261}}^1$

素因数の和:4625

約数の個数: 64

約数和(自身を含む): 42181525440

約数和(自身を除く): 22043979786

約数列:

[1, 2, 3, 6, 29, 58, 87, 157, 173, 174, 314, 346, 471, 519, 942, 1038, 4261, 4553, 5017, 8522, 9106, 10034, 12783, 13659, 15051, 25566, 27161, 27318, 30102, 54322, 81483, 123569, 162966, 247138, 370707, 668977, 737153, 741414, 787669, 1337954, 1474306, 1575338, 2006931, 2211459, 2363007, 4013862, 4422918, 4726014, 19400333, 21377437, 38800666, 42754874, 58200999, 64132311, 115733021, 116401998, 128264622, 231466042, 347199063, 694398126, 3356257609, 6712515218, 10068772827, 20137545654]

約数ペア:

[(1, 20137545654), (2, 10068772827), (3, 6712515218), (6, 3356257609), (29, 694398126), (58, 347199063), (87, 231466042), (157, 128264622), (173, 116401998), (174, 115733021), (314, 64132311), (346, 58200999), (471, 42754874), (519, 38800666), (942, 21377437), (1038, 19400333), (4261, 4726014), (4553, 4422918), (5017, 4013862), (8522, 2363007), (9106, 2211459), (10034, 2006931), (12783, 1575338), (13659, 1474306), (15051, 1337954), (25566, 787669), (27161, 741414), (27318, 737153), (30102, 668977), (54322, 370707), (81483, 247138), (123569, 162966)]