1988834196

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{19961}}^1$

素因数の和:20029

約数の個数: 72

約数和(自身を含む): 5110910784

約数和(自身を除く): 3122076588

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 46, 57, 69, 76, 92, 114, 138, 228, 276, 361, 437, 722, 874, 1083, 1311, 1444, 1748, 2166, 2622, 4332, 5244, 8303, 16606, 19961, 24909, 33212, 39922, 49818, 59883, 79844, 99636, 119766, 239532, 379259, 459103, 758518, 918206, 1137777, 1377309, 1517036, 1836412, 2275554, 2754618, 4551108, 5509236, 7205921, 8722957, 14411842, 17445914, 21617763, 26168871, 28823684, 34891828, 43235526, 52337742, 86471052, 104675484, 165736183, 331472366, 497208549, 662944732, 994417098, 1988834196]

約数ペア:

[(1, 1988834196), (2, 994417098), (3, 662944732), (4, 497208549), (6, 331472366), (12, 165736183), (19, 104675484), (23, 86471052), (38, 52337742), (46, 43235526), (57, 34891828), (69, 28823684), (76, 26168871), (92, 21617763), (114, 17445914), (138, 14411842), (228, 8722957), (276, 7205921), (361, 5509236), (437, 4551108), (722, 2754618), (874, 2275554), (1083, 1836412), (1311, 1517036), (1444, 1377309), (1748, 1137777), (2166, 918206), (2622, 758518), (4332, 459103), (5244, 379259), (8303, 239532), (16606, 119766), (19961, 99636), (24909, 79844), (33212, 59883), (39922, 49818)]