19515693798

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{821}}^1\times {\mathrm{19139}}^1$

素因数の和:19994

約数の個数: 64

約数和(自身を含む): 45311270400

約数和(自身を除く): 25795576602

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 821, 1242, 1642, 2463, 4926, 7389, 14778, 18883, 19139, 22167, 37766, 38278, 44334, 56649, 57417, 113298, 114834, 169947, 172251, 339894, 344502, 440197, 509841, 516753, 880394, 1019682, 1033506, 1320591, 2641182, 3961773, 7923546, 11885319, 15713119, 23770638, 31426238, 47139357, 94278714, 141418071, 282836142, 361401737, 424254213, 722803474, 848508426, 1084205211, 2168410422, 3252615633, 6505231266, 9757846899, 19515693798]

約数ペア:

[(1, 19515693798), (2, 9757846899), (3, 6505231266), (6, 3252615633), (9, 2168410422), (18, 1084205211), (23, 848508426), (27, 722803474), (46, 424254213), (54, 361401737), (69, 282836142), (138, 141418071), (207, 94278714), (414, 47139357), (621, 31426238), (821, 23770638), (1242, 15713119), (1642, 11885319), (2463, 7923546), (4926, 3961773), (7389, 2641182), (14778, 1320591), (18883, 1033506), (19139, 1019682), (22167, 880394), (37766, 516753), (38278, 509841), (44334, 440197), (56649, 344502), (57417, 339894), (113298, 172251), (114834, 169947)]