20928702938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1\times {\mathrm{5881}}^1$

素因数の和:6471

約数の個数: 64

約数和(自身を含む): 38562580224

約数和(自身を除く): 17633877286

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 143, 253, 286, 299, 506, 541, 598, 1082, 3289, 5881, 5951, 6578, 7033, 11762, 11902, 12443, 14066, 24886, 64691, 76453, 77363, 129382, 135263, 136873, 152906, 154726, 161759, 270526, 273746, 323518, 840983, 1487893, 1681966, 1758419, 1779349, 2975786, 3181621, 3516838, 3558698, 6363242, 19342609, 34997831, 38685218, 41361073, 69995662, 73177283, 82722146, 146354566, 454971803, 804950113, 909943606, 951304679, 1609900226, 1902609358, 10464351469, 20928702938]

約数ペア:

[(1, 20928702938), (2, 10464351469), (11, 1902609358), (13, 1609900226), (22, 951304679), (23, 909943606), (26, 804950113), (46, 454971803), (143, 146354566), (253, 82722146), (286, 73177283), (299, 69995662), (506, 41361073), (541, 38685218), (598, 34997831), (1082, 19342609), (3289, 6363242), (5881, 3558698), (5951, 3516838), (6578, 3181621), (7033, 2975786), (11762, 1779349), (11902, 1758419), (12443, 1681966), (14066, 1487893), (24886, 840983), (64691, 323518), (76453, 273746), (77363, 270526), (129382, 161759), (135263, 154726), (136873, 152906)]