16778940774

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1\times {\mathrm{6871}}^1$

素因数の和:7617

約数の個数: 64

約数和(自身を含む): 36521656320

約数和(自身を除く): 19742715546

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 62, 93, 114, 186, 589, 691, 1178, 1382, 1767, 2073, 3534, 4146, 6871, 13129, 13742, 20613, 21421, 26258, 39387, 41226, 42842, 64263, 78774, 128526, 130549, 213001, 261098, 391647, 406999, 426002, 639003, 783294, 813998, 1220997, 1278006, 2441994, 4047019, 4747861, 8094038, 9495722, 12141057, 14243583, 24282114, 28487166, 90209359, 147183691, 180418718, 270628077, 294367382, 441551073, 541256154, 883102146, 2796490129, 5592980258, 8389470387, 16778940774]

約数ペア:

[(1, 16778940774), (2, 8389470387), (3, 5592980258), (6, 2796490129), (19, 883102146), (31, 541256154), (38, 441551073), (57, 294367382), (62, 270628077), (93, 180418718), (114, 147183691), (186, 90209359), (589, 28487166), (691, 24282114), (1178, 14243583), (1382, 12141057), (1767, 9495722), (2073, 8094038), (3534, 4747861), (4146, 4047019), (6871, 2441994), (13129, 1278006), (13742, 1220997), (20613, 813998), (21421, 783294), (26258, 639003), (39387, 426002), (41226, 406999), (42842, 391647), (64263, 261098), (78774, 213001), (128526, 130549)]