13181896

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:998

約数の個数: 64

約数和(自身を含む): 32054400

約数和(自身を除く): 18872504

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 953, 988, 1064, 1729, 1906, 1976, 3458, 3812, 6671, 6916, 7624, 12389, 13342, 13832, 18107, 24778, 26684, 36214, 49556, 53368, 72428, 86723, 99112, 126749, 144856, 173446, 235391, 253498, 346892, 470782, 506996, 693784, 941564, 1013992, 1647737, 1883128, 3295474, 6590948, 13181896]

約数ペア:

[(1, 13181896), (2, 6590948), (4, 3295474), (7, 1883128), (8, 1647737), (13, 1013992), (14, 941564), (19, 693784), (26, 506996), (28, 470782), (38, 346892), (52, 253498), (56, 235391), (76, 173446), (91, 144856), (104, 126749), (133, 99112), (152, 86723), (182, 72428), (247, 53368), (266, 49556), (364, 36214), (494, 26684), (532, 24778), (728, 18107), (953, 13832), (988, 13342), (1064, 12389), (1729, 7624), (1906, 6916), (1976, 6671), (3458, 3812)]