20171934321

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{15973}}^1$

素因数の和:16083

約数の個数: 72

約数和(自身を含む): 34876481472

約数和(自身を除く): 14704547151

約数列:

[1, 3, 7, 11, 21, 33, 49, 71, 77, 121, 147, 213, 231, 363, 497, 539, 781, 847, 1491, 1617, 2343, 2541, 3479, 5467, 5929, 8591, 10437, 15973, 16401, 17787, 25773, 38269, 47919, 60137, 111811, 114807, 175703, 180411, 335433, 420959, 527109, 782677, 1134083, 1229921, 1262877, 1932733, 2348031, 3402249, 3689763, 5798199, 7938581, 8609447, 12474913, 13529131, 23815743, 25828341, 37424739, 40587393, 55570067, 87324391, 94703917, 137224043, 166710201, 261973173, 284111751, 411672129, 611270737, 960568301, 1833812211, 2881704903, 6723978107, 20171934321]

約数ペア:

[(1, 20171934321), (3, 6723978107), (7, 2881704903), (11, 1833812211), (21, 960568301), (33, 611270737), (49, 411672129), (71, 284111751), (77, 261973173), (121, 166710201), (147, 137224043), (213, 94703917), (231, 87324391), (363, 55570067), (497, 40587393), (539, 37424739), (781, 25828341), (847, 23815743), (1491, 13529131), (1617, 12474913), (2343, 8609447), (2541, 7938581), (3479, 5798199), (5467, 3689763), (5929, 3402249), (8591, 2348031), (10437, 1932733), (15973, 1262877), (16401, 1229921), (17787, 1134083), (25773, 782677), (38269, 527109), (47919, 420959), (60137, 335433), (111811, 180411), (114807, 175703)]