20804730072

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{17691097}}^1$

素因数の和:17691120

約数の個数: 48

約数和(自身を含む): 60503555160

約数和(自身を除く): 39698825088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 17691097, 35382194, 53073291, 70764388, 106146582, 123837679, 141528776, 212293164, 247675358, 371513037, 424586328, 495350716, 743026074, 866863753, 990701432, 1486052148, 1733727506, 2600591259, 2972104296, 3467455012, 5201182518, 6934910024, 10402365036, 20804730072]

約数ペア:

[(1, 20804730072), (2, 10402365036), (3, 6934910024), (4, 5201182518), (6, 3467455012), (7, 2972104296), (8, 2600591259), (12, 1733727506), (14, 1486052148), (21, 990701432), (24, 866863753), (28, 743026074), (42, 495350716), (49, 424586328), (56, 371513037), (84, 247675358), (98, 212293164), (147, 141528776), (168, 123837679), (196, 106146582), (294, 70764388), (392, 53073291), (588, 35382194), (1176, 17691097)]