19880544

素因数分解:

$2^5\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 55732320

約数和(自身を除く): 35851776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 37, 48, 58, 74, 87, 96, 111, 116, 148, 174, 193, 222, 232, 296, 348, 386, 444, 464, 579, 592, 696, 772, 888, 928, 1073, 1158, 1184, 1392, 1544, 1776, 2146, 2316, 2784, 3088, 3219, 3552, 4292, 4632, 5597, 6176, 6438, 7141, 8584, 9264, 11194, 12876, 14282, 16791, 17168, 18528, 21423, 22388, 25752, 28564, 33582, 34336, 42846, 44776, 51504, 57128, 67164, 85692, 89552, 103008, 114256, 134328, 171384, 179104, 207089, 228512, 268656, 342768, 414178, 537312, 621267, 685536, 828356, 1242534, 1656712, 2485068, 3313424, 4970136, 6626848, 9940272, 19880544]

約数ペア:

[(1, 19880544), (2, 9940272), (3, 6626848), (4, 4970136), (6, 3313424), (8, 2485068), (12, 1656712), (16, 1242534), (24, 828356), (29, 685536), (32, 621267), (37, 537312), (48, 414178), (58, 342768), (74, 268656), (87, 228512), (96, 207089), (111, 179104), (116, 171384), (148, 134328), (174, 114256), (193, 103008), (222, 89552), (232, 85692), (296, 67164), (348, 57128), (386, 51504), (444, 44776), (464, 42846), (579, 34336), (592, 33582), (696, 28564), (772, 25752), (888, 22388), (928, 21423), (1073, 18528), (1158, 17168), (1184, 16791), (1392, 14282), (1544, 12876), (1776, 11194), (2146, 9264), (2316, 8584), (2784, 7141), (3088, 6438), (3219, 6176), (3552, 5597), (4292, 4632)]