19862544

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:392

約数の個数: 80

約数和(自身を含む): 55899200

約数和(自身を除く): 36036656

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 139, 156, 208, 229, 278, 312, 417, 458, 556, 624, 687, 834, 916, 1112, 1374, 1668, 1807, 1832, 2224, 2748, 2977, 3336, 3614, 3664, 5421, 5496, 5954, 6672, 7228, 8931, 10842, 10992, 11908, 14456, 17862, 21684, 23816, 28912, 31831, 35724, 43368, 47632, 63662, 71448, 86736, 95493, 127324, 142896, 190986, 254648, 381972, 413803, 509296, 763944, 827606, 1241409, 1527888, 1655212, 2482818, 3310424, 4965636, 6620848, 9931272, 19862544]

約数ペア:

[(1, 19862544), (2, 9931272), (3, 6620848), (4, 4965636), (6, 3310424), (8, 2482818), (12, 1655212), (13, 1527888), (16, 1241409), (24, 827606), (26, 763944), (39, 509296), (48, 413803), (52, 381972), (78, 254648), (104, 190986), (139, 142896), (156, 127324), (208, 95493), (229, 86736), (278, 71448), (312, 63662), (417, 47632), (458, 43368), (556, 35724), (624, 31831), (687, 28912), (834, 23816), (916, 21684), (1112, 17862), (1374, 14456), (1668, 11908), (1807, 10992), (1832, 10842), (2224, 8931), (2748, 7228), (2977, 6672), (3336, 5954), (3614, 5496), (3664, 5421)]