19946142

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 47001600

約数和(自身を除く): 27055458

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 47, 54, 58, 87, 94, 141, 174, 261, 271, 282, 423, 522, 542, 783, 813, 846, 1269, 1363, 1566, 1626, 2439, 2538, 2726, 4089, 4878, 7317, 7859, 8178, 12267, 12737, 14634, 15718, 23577, 24534, 25474, 36801, 38211, 47154, 70731, 73602, 76422, 114633, 141462, 212193, 229266, 343899, 369373, 424386, 687798, 738746, 1108119, 2216238, 3324357, 6648714, 9973071, 19946142]

約数ペア:

[(1, 19946142), (2, 9973071), (3, 6648714), (6, 3324357), (9, 2216238), (18, 1108119), (27, 738746), (29, 687798), (47, 424386), (54, 369373), (58, 343899), (87, 229266), (94, 212193), (141, 141462), (174, 114633), (261, 76422), (271, 73602), (282, 70731), (423, 47154), (522, 38211), (542, 36801), (783, 25474), (813, 24534), (846, 23577), (1269, 15718), (1363, 14634), (1566, 12737), (1626, 12267), (2439, 8178), (2538, 7859), (2726, 7317), (4089, 4878)]