18449836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 36126720

約数和(自身を除く): 17676884

約数列:

[1, 2, 4, 19, 31, 38, 41, 62, 76, 82, 124, 164, 191, 382, 589, 764, 779, 1178, 1271, 1558, 2356, 2542, 3116, 3629, 5084, 5921, 7258, 7831, 11842, 14516, 15662, 23684, 24149, 31324, 48298, 96596, 112499, 148789, 224998, 242761, 297578, 449996, 485522, 595156, 971044, 4612459, 9224918, 18449836]

約数ペア:

[(1, 18449836), (2, 9224918), (4, 4612459), (19, 971044), (31, 595156), (38, 485522), (41, 449996), (62, 297578), (76, 242761), (82, 224998), (124, 148789), (164, 112499), (191, 96596), (382, 48298), (589, 31324), (764, 24149), (779, 23684), (1178, 15662), (1271, 14516), (1558, 11842), (2356, 7831), (2542, 7258), (3116, 5921), (3629, 5084)]