18125874

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1183

約数の個数: 48

約数和(自身を含む): 42928704

約数和(自身を除く): 24802830

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 142, 213, 234, 426, 639, 923, 1091, 1278, 1846, 2182, 2769, 3273, 5538, 6546, 8307, 9819, 14183, 16614, 19638, 28366, 42549, 77461, 85098, 127647, 154922, 232383, 255294, 464766, 697149, 1006993, 1394298, 2013986, 3020979, 6041958, 9062937, 18125874]

約数ペア:

[(1, 18125874), (2, 9062937), (3, 6041958), (6, 3020979), (9, 2013986), (13, 1394298), (18, 1006993), (26, 697149), (39, 464766), (71, 255294), (78, 232383), (117, 154922), (142, 127647), (213, 85098), (234, 77461), (426, 42549), (639, 28366), (923, 19638), (1091, 16614), (1278, 14183), (1846, 9819), (2182, 8307), (2769, 6546), (3273, 5538)]