17840316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 47550720

約数和(自身を除く): 29710404

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 169, 228, 247, 338, 463, 494, 507, 676, 741, 926, 988, 1014, 1389, 1482, 1852, 2028, 2778, 2964, 3211, 5556, 6019, 6422, 8797, 9633, 12038, 12844, 17594, 18057, 19266, 24076, 26391, 35188, 36114, 38532, 52782, 72228, 78247, 105564, 114361, 156494, 228722, 234741, 312988, 343083, 457444, 469482, 686166, 938964, 1372332, 1486693, 2973386, 4460079, 5946772, 8920158, 17840316]

約数ペア:

[(1, 17840316), (2, 8920158), (3, 5946772), (4, 4460079), (6, 2973386), (12, 1486693), (13, 1372332), (19, 938964), (26, 686166), (38, 469482), (39, 457444), (52, 343083), (57, 312988), (76, 234741), (78, 228722), (114, 156494), (156, 114361), (169, 105564), (228, 78247), (247, 72228), (338, 52782), (463, 38532), (494, 36114), (507, 35188), (676, 26391), (741, 24076), (926, 19266), (988, 18057), (1014, 17594), (1389, 12844), (1482, 12038), (1852, 9633), (2028, 8797), (2778, 6422), (2964, 6019), (3211, 5556)]