19977048

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3049}}^1$

素因数の和:3081

約数の個数: 96

約数和(自身を含む): 66612000

約数和(自身を除く): 46634952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 182, 234, 252, 273, 312, 364, 468, 504, 546, 728, 819, 936, 1092, 1638, 2184, 3049, 3276, 6098, 6552, 9147, 12196, 18294, 21343, 24392, 27441, 36588, 39637, 42686, 54882, 64029, 73176, 79274, 85372, 109764, 118911, 128058, 158548, 170744, 192087, 219528, 237822, 256116, 277459, 317096, 356733, 384174, 475644, 512232, 554918, 713466, 768348, 832377, 951288, 1109836, 1426932, 1536696, 1664754, 2219672, 2497131, 2853864, 3329508, 4994262, 6659016, 9988524, 19977048]

約数ペア:

[(1, 19977048), (2, 9988524), (3, 6659016), (4, 4994262), (6, 3329508), (7, 2853864), (8, 2497131), (9, 2219672), (12, 1664754), (13, 1536696), (14, 1426932), (18, 1109836), (21, 951288), (24, 832377), (26, 768348), (28, 713466), (36, 554918), (39, 512232), (42, 475644), (52, 384174), (56, 356733), (63, 317096), (72, 277459), (78, 256116), (84, 237822), (91, 219528), (104, 192087), (117, 170744), (126, 158548), (156, 128058), (168, 118911), (182, 109764), (234, 85372), (252, 79274), (273, 73176), (312, 64029), (364, 54882), (468, 42686), (504, 39637), (546, 36588), (728, 27441), (819, 24392), (936, 21343), (1092, 18294), (1638, 12196), (2184, 9147), (3049, 6552), (3276, 6098)]