17886199828

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1\times {\mathrm{643}}^1$

素因数の和:1197

約数の個数: 96

約数和(自身を含む): 37575802880

約数和(自身を除く): 19689603052

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 73, 124, 146, 217, 292, 434, 439, 511, 643, 868, 878, 1022, 1286, 1756, 2044, 2263, 2572, 3073, 4501, 4526, 6146, 9002, 9052, 12292, 13609, 15841, 18004, 19933, 27218, 31682, 32047, 39866, 46939, 54436, 63364, 64094, 79732, 93878, 95263, 128188, 139531, 187756, 190526, 224329, 279062, 282277, 328573, 381052, 448658, 558124, 564554, 657146, 897316, 993457, 1129108, 1314292, 1455109, 1975939, 1986914, 2910218, 3951878, 3973828, 5820436, 6954199, 7903756, 8750587, 10185763, 13908398, 17501174, 20371526, 20606221, 27816796, 35002348, 40743052, 41212442, 61254109, 82424884, 122508218, 144243547, 245016436, 288487094, 576974188, 638792851, 1277585702, 2555171404, 4471549957, 8943099914, 17886199828]

約数ペア:

[(1, 17886199828), (2, 8943099914), (4, 4471549957), (7, 2555171404), (14, 1277585702), (28, 638792851), (31, 576974188), (62, 288487094), (73, 245016436), (124, 144243547), (146, 122508218), (217, 82424884), (292, 61254109), (434, 41212442), (439, 40743052), (511, 35002348), (643, 27816796), (868, 20606221), (878, 20371526), (1022, 17501174), (1286, 13908398), (1756, 10185763), (2044, 8750587), (2263, 7903756), (2572, 6954199), (3073, 5820436), (4501, 3973828), (4526, 3951878), (6146, 2910218), (9002, 1986914), (9052, 1975939), (12292, 1455109), (13609, 1314292), (15841, 1129108), (18004, 993457), (19933, 897316), (27218, 657146), (31682, 564554), (32047, 558124), (39866, 448658), (46939, 381052), (54436, 328573), (63364, 282277), (64094, 279062), (79732, 224329), (93878, 190526), (95263, 187756), (128188, 139531)]