20822928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2137}}^1$

素因数の和:2184

約数の個数: 80

約数和(自身を含む): 63626880

約数和(自身を除く): 42803952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 48, 56, 58, 84, 87, 112, 116, 168, 174, 203, 232, 336, 348, 406, 464, 609, 696, 812, 1218, 1392, 1624, 2137, 2436, 3248, 4274, 4872, 6411, 8548, 9744, 12822, 14959, 17096, 25644, 29918, 34192, 44877, 51288, 59836, 61973, 89754, 102576, 119672, 123946, 179508, 185919, 239344, 247892, 359016, 371838, 433811, 495784, 718032, 743676, 867622, 991568, 1301433, 1487352, 1735244, 2602866, 2974704, 3470488, 5205732, 6940976, 10411464, 20822928]

約数ペア:

[(1, 20822928), (2, 10411464), (3, 6940976), (4, 5205732), (6, 3470488), (7, 2974704), (8, 2602866), (12, 1735244), (14, 1487352), (16, 1301433), (21, 991568), (24, 867622), (28, 743676), (29, 718032), (42, 495784), (48, 433811), (56, 371838), (58, 359016), (84, 247892), (87, 239344), (112, 185919), (116, 179508), (168, 123946), (174, 119672), (203, 102576), (232, 89754), (336, 61973), (348, 59836), (406, 51288), (464, 44877), (609, 34192), (696, 29918), (812, 25644), (1218, 17096), (1392, 14959), (1624, 12822), (2137, 9744), (2436, 8548), (3248, 6411), (4274, 4872)]