20216952

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{4457}}^1$

素因数の和:4482

約数の個数: 80

約数和(自身を含む): 64730160

約数和(自身を除く): 44513208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4457, 4536, 8914, 13371, 17828, 26742, 31199, 35656, 40113, 53484, 62398, 80226, 93597, 106968, 120339, 124796, 160452, 187194, 240678, 249592, 280791, 320904, 361017, 374388, 481356, 561582, 722034, 748776, 842373, 962712, 1123164, 1444068, 1684746, 2246328, 2527119, 2888136, 3369492, 5054238, 6738984, 10108476, 20216952]

約数ペア:

[(1, 20216952), (2, 10108476), (3, 6738984), (4, 5054238), (6, 3369492), (7, 2888136), (8, 2527119), (9, 2246328), (12, 1684746), (14, 1444068), (18, 1123164), (21, 962712), (24, 842373), (27, 748776), (28, 722034), (36, 561582), (42, 481356), (54, 374388), (56, 361017), (63, 320904), (72, 280791), (81, 249592), (84, 240678), (108, 187194), (126, 160452), (162, 124796), (168, 120339), (189, 106968), (216, 93597), (252, 80226), (324, 62398), (378, 53484), (504, 40113), (567, 35656), (648, 31199), (756, 26742), (1134, 17828), (1512, 13371), (2268, 8914), (4457, 4536)]