20161738812

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{273773}}^1$

素因数の和:273835

約数の個数: 72

約数和(自身を含む): 52571178576

約数和(自身を除く): 32409439764

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 323, 361, 646, 722, 969, 1083, 1292, 1444, 1938, 2166, 3876, 4332, 6137, 12274, 18411, 24548, 36822, 73644, 273773, 547546, 821319, 1095092, 1642638, 3285276, 4654141, 5201687, 9308282, 10403374, 13962423, 15605061, 18616564, 20806748, 27924846, 31210122, 55849692, 62420244, 88428679, 98832053, 176857358, 197664106, 265286037, 296496159, 353714716, 395328212, 530572074, 592992318, 1061144148, 1185984636, 1680144901, 3360289802, 5040434703, 6720579604, 10080869406, 20161738812]

約数ペア:

[(1, 20161738812), (2, 10080869406), (3, 6720579604), (4, 5040434703), (6, 3360289802), (12, 1680144901), (17, 1185984636), (19, 1061144148), (34, 592992318), (38, 530572074), (51, 395328212), (57, 353714716), (68, 296496159), (76, 265286037), (102, 197664106), (114, 176857358), (204, 98832053), (228, 88428679), (323, 62420244), (361, 55849692), (646, 31210122), (722, 27924846), (969, 20806748), (1083, 18616564), (1292, 15605061), (1444, 13962423), (1938, 10403374), (2166, 9308282), (3876, 5201687), (4332, 4654141), (6137, 3285276), (12274, 1642638), (18411, 1095092), (24548, 821319), (36822, 547546), (73644, 273773)]