20934998

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{373}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 38058240

約数和(自身を除く): 17123242

約数列:

[1, 2, 7, 14, 19, 38, 133, 211, 266, 373, 422, 746, 1477, 2611, 2954, 4009, 5222, 7087, 8018, 14174, 28063, 49609, 56126, 78703, 99218, 157406, 550921, 1101842, 1495357, 2990714, 10467499, 20934998]

約数ペア:

[(1, 20934998), (2, 10467499), (7, 2990714), (14, 1495357), (19, 1101842), (38, 550921), (133, 157406), (211, 99218), (266, 78703), (373, 56126), (422, 49609), (746, 28063), (1477, 14174), (2611, 8018), (2954, 7087), (4009, 5222)]