20180321896

素因数分解:

$2^3\times 7^2\times {\mathrm{211}}^1\times {\mathrm{269}}^1\times {\mathrm{907}}^1$

素因数の和:1407

約数の個数: 96

約数和(自身を含む): 44437701600

約数和(自身を除く): 24257379704

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 211, 269, 392, 422, 538, 844, 907, 1076, 1477, 1688, 1814, 1883, 2152, 2954, 3628, 3766, 5908, 6349, 7256, 7532, 10339, 11816, 12698, 13181, 15064, 20678, 25396, 26362, 41356, 44443, 50792, 52724, 56759, 82712, 88886, 105448, 113518, 177772, 191377, 227036, 243983, 355544, 382754, 397313, 454072, 487966, 765508, 794626, 975932, 1339639, 1531016, 1589252, 1707881, 1951864, 2679278, 2781191, 3178504, 3415762, 5358556, 5562382, 6831524, 9377473, 10717112, 11124764, 11955167, 13663048, 18754946, 22249528, 23910334, 37509892, 47820668, 51480413, 75019784, 95641336, 102960826, 205921652, 360362891, 411843304, 720725782, 1441451564, 2522540237, 2882903128, 5045080474, 10090160948, 20180321896]

約数ペア:

[(1, 20180321896), (2, 10090160948), (4, 5045080474), (7, 2882903128), (8, 2522540237), (14, 1441451564), (28, 720725782), (49, 411843304), (56, 360362891), (98, 205921652), (196, 102960826), (211, 95641336), (269, 75019784), (392, 51480413), (422, 47820668), (538, 37509892), (844, 23910334), (907, 22249528), (1076, 18754946), (1477, 13663048), (1688, 11955167), (1814, 11124764), (1883, 10717112), (2152, 9377473), (2954, 6831524), (3628, 5562382), (3766, 5358556), (5908, 3415762), (6349, 3178504), (7256, 2781191), (7532, 2679278), (10339, 1951864), (11816, 1707881), (12698, 1589252), (13181, 1531016), (15064, 1339639), (20678, 975932), (25396, 794626), (26362, 765508), (41356, 487966), (44443, 454072), (50792, 397313), (52724, 382754), (56759, 355544), (82712, 243983), (88886, 227036), (105448, 191377), (113518, 177772)]