20603572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 41469120

約数和(自身を除く): 20865548

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 67, 116, 134, 241, 268, 319, 482, 638, 737, 964, 1276, 1474, 1943, 2651, 2948, 3886, 5302, 6989, 7772, 10604, 13978, 16147, 21373, 27956, 32294, 42746, 64588, 76879, 85492, 153758, 177617, 307516, 355234, 468263, 710468, 936526, 1873052, 5150893, 10301786, 20603572]

約数ペア:

[(1, 20603572), (2, 10301786), (4, 5150893), (11, 1873052), (22, 936526), (29, 710468), (44, 468263), (58, 355234), (67, 307516), (116, 177617), (134, 153758), (241, 85492), (268, 76879), (319, 64588), (482, 42746), (638, 32294), (737, 27956), (964, 21373), (1276, 16147), (1474, 13978), (1943, 10604), (2651, 7772), (2948, 6989), (3886, 5302)]