19889688

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1301}}^1$

素因数の和:1337

約数の個数: 96

約数和(自身を含む): 62339760

約数和(自身を除く): 42450072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 49, 52, 56, 78, 84, 91, 98, 104, 147, 156, 168, 182, 196, 273, 294, 312, 364, 392, 546, 588, 637, 728, 1092, 1176, 1274, 1301, 1911, 2184, 2548, 2602, 3822, 3903, 5096, 5204, 7644, 7806, 9107, 10408, 15288, 15612, 16913, 18214, 27321, 31224, 33826, 36428, 50739, 54642, 63749, 67652, 72856, 101478, 109284, 118391, 127498, 135304, 191247, 202956, 218568, 236782, 254996, 355173, 382494, 405912, 473564, 509992, 710346, 764988, 828737, 947128, 1420692, 1529976, 1657474, 2486211, 2841384, 3314948, 4972422, 6629896, 9944844, 19889688]

約数ペア:

[(1, 19889688), (2, 9944844), (3, 6629896), (4, 4972422), (6, 3314948), (7, 2841384), (8, 2486211), (12, 1657474), (13, 1529976), (14, 1420692), (21, 947128), (24, 828737), (26, 764988), (28, 710346), (39, 509992), (42, 473564), (49, 405912), (52, 382494), (56, 355173), (78, 254996), (84, 236782), (91, 218568), (98, 202956), (104, 191247), (147, 135304), (156, 127498), (168, 118391), (182, 109284), (196, 101478), (273, 72856), (294, 67652), (312, 63749), (364, 54642), (392, 50739), (546, 36428), (588, 33826), (637, 31224), (728, 27321), (1092, 18214), (1176, 16913), (1274, 15612), (1301, 15288), (1911, 10408), (2184, 9107), (2548, 7806), (2602, 7644), (3822, 5204), (3903, 5096)]