18924136

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1046

約数の個数: 64

約数和(自身を含む): 45711360

約数和(自身を除く): 26787224

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 56, 62, 77, 88, 124, 154, 217, 248, 308, 341, 434, 616, 682, 868, 991, 1364, 1736, 1982, 2387, 2728, 3964, 4774, 6937, 7928, 9548, 10901, 13874, 19096, 21802, 27748, 30721, 43604, 55496, 61442, 76307, 87208, 122884, 152614, 215047, 245768, 305228, 337931, 430094, 610456, 675862, 860188, 1351724, 1720376, 2365517, 2703448, 4731034, 9462068, 18924136]

約数ペア:

[(1, 18924136), (2, 9462068), (4, 4731034), (7, 2703448), (8, 2365517), (11, 1720376), (14, 1351724), (22, 860188), (28, 675862), (31, 610456), (44, 430094), (56, 337931), (62, 305228), (77, 245768), (88, 215047), (124, 152614), (154, 122884), (217, 87208), (248, 76307), (308, 61442), (341, 55496), (434, 43604), (616, 30721), (682, 27748), (868, 21802), (991, 19096), (1364, 13874), (1736, 10901), (1982, 9548), (2387, 7928), (2728, 6937), (3964, 4774)]