18911568

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{30307}}^1$

素因数の和:30331

約数の個数: 40

約数和(自身を含む): 52614688

約数和(自身を除く): 33703120

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 30307, 60614, 90921, 121228, 181842, 242456, 363684, 393991, 484912, 727368, 787982, 1181973, 1454736, 1575964, 2363946, 3151928, 4727892, 6303856, 9455784, 18911568]

約数ペア:

[(1, 18911568), (2, 9455784), (3, 6303856), (4, 4727892), (6, 3151928), (8, 2363946), (12, 1575964), (13, 1454736), (16, 1181973), (24, 787982), (26, 727368), (39, 484912), (48, 393991), (52, 363684), (78, 242456), (104, 181842), (156, 121228), (208, 90921), (312, 60614), (624, 30307)]