20953824

素因数分解:

$2^5\times 3^1\times {\mathrm{167}}^1\times {\mathrm{1307}}^1$

素因数の和:1487

約数の個数: 48

約数和(自身を含む): 55375488

約数和(自身を除く): 34421664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 167, 334, 501, 668, 1002, 1307, 1336, 2004, 2614, 2672, 3921, 4008, 5228, 5344, 7842, 8016, 10456, 15684, 16032, 20912, 31368, 41824, 62736, 125472, 218269, 436538, 654807, 873076, 1309614, 1746152, 2619228, 3492304, 5238456, 6984608, 10476912, 20953824]

約数ペア:

[(1, 20953824), (2, 10476912), (3, 6984608), (4, 5238456), (6, 3492304), (8, 2619228), (12, 1746152), (16, 1309614), (24, 873076), (32, 654807), (48, 436538), (96, 218269), (167, 125472), (334, 62736), (501, 41824), (668, 31368), (1002, 20912), (1307, 16032), (1336, 15684), (2004, 10456), (2614, 8016), (2672, 7842), (3921, 5344), (4008, 5228)]