20190622417

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1\times {\mathrm{983}}^1$

素因数の和:1605

約数の個数: 32

約数和(自身を含む): 23804928000

約数和(自身を除く): 3614305583

約数列:

[1, 7, 47, 149, 329, 419, 983, 1043, 2933, 6881, 7003, 19693, 46201, 49021, 62431, 137851, 146467, 323407, 411877, 437017, 1025269, 2883139, 2934257, 6883949, 19358219, 20539799, 48187643, 61369673, 135507533, 429587711, 2884374631, 20190622417]

約数ペア:

[(1, 20190622417), (7, 2884374631), (47, 429587711), (149, 135507533), (329, 61369673), (419, 48187643), (983, 20539799), (1043, 19358219), (2933, 6883949), (6881, 2934257), (7003, 2883139), (19693, 1025269), (46201, 437017), (49021, 411877), (62431, 323407), (137851, 146467)]