19455414

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 45176832

約数和(自身を除く): 25721418

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 37, 62, 66, 74, 93, 111, 186, 222, 257, 341, 407, 514, 682, 771, 814, 1023, 1147, 1221, 1542, 2046, 2294, 2442, 2827, 3441, 5654, 6882, 7967, 8481, 9509, 12617, 15934, 16962, 19018, 23901, 25234, 28527, 37851, 47802, 57054, 75702, 87637, 104599, 175274, 209198, 262911, 294779, 313797, 525822, 589558, 627594, 884337, 1768674, 3242569, 6485138, 9727707, 19455414]

約数ペア:

[(1, 19455414), (2, 9727707), (3, 6485138), (6, 3242569), (11, 1768674), (22, 884337), (31, 627594), (33, 589558), (37, 525822), (62, 313797), (66, 294779), (74, 262911), (93, 209198), (111, 175274), (186, 104599), (222, 87637), (257, 75702), (341, 57054), (407, 47802), (514, 37851), (682, 28527), (771, 25234), (814, 23901), (1023, 19018), (1147, 16962), (1221, 15934), (1542, 12617), (2046, 9509), (2294, 8481), (2442, 7967), (2827, 6882), (3441, 5654)]