19686850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:124

約数の個数: 96

約数和(自身を含む): 43390080

約数和(自身を除く): 23703230

約数列:

[1, 2, 5, 10, 17, 19, 23, 25, 34, 38, 46, 50, 53, 85, 95, 106, 115, 170, 190, 230, 265, 323, 391, 425, 437, 475, 530, 575, 646, 782, 850, 874, 901, 950, 1007, 1150, 1219, 1325, 1615, 1802, 1955, 2014, 2185, 2438, 2650, 3230, 3910, 4370, 4505, 5035, 6095, 7429, 8075, 9010, 9775, 10070, 10925, 12190, 14858, 16150, 17119, 19550, 20723, 21850, 22525, 23161, 25175, 30475, 34238, 37145, 41446, 45050, 46322, 50350, 60950, 74290, 85595, 103615, 115805, 171190, 185725, 207230, 231610, 371450, 393737, 427975, 518075, 579025, 787474, 855950, 1036150, 1158050, 1968685, 3937370, 9843425, 19686850]

約数ペア:

[(1, 19686850), (2, 9843425), (5, 3937370), (10, 1968685), (17, 1158050), (19, 1036150), (23, 855950), (25, 787474), (34, 579025), (38, 518075), (46, 427975), (50, 393737), (53, 371450), (85, 231610), (95, 207230), (106, 185725), (115, 171190), (170, 115805), (190, 103615), (230, 85595), (265, 74290), (323, 60950), (391, 50350), (425, 46322), (437, 45050), (475, 41446), (530, 37145), (575, 34238), (646, 30475), (782, 25175), (850, 23161), (874, 22525), (901, 21850), (950, 20723), (1007, 19550), (1150, 17119), (1219, 16150), (1325, 14858), (1615, 12190), (1802, 10925), (1955, 10070), (2014, 9775), (2185, 9010), (2438, 8075), (2650, 7429), (3230, 6095), (3910, 5035), (4370, 4505)]