18898048

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 41683320

約数和(自身を除く): 22785272

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 208, 277, 328, 416, 533, 554, 656, 832, 1066, 1108, 1312, 1664, 2132, 2216, 2624, 3601, 4264, 4432, 5248, 7202, 8528, 8864, 11357, 14404, 17056, 17728, 22714, 28808, 34112, 35456, 45428, 57616, 68224, 90856, 115232, 147641, 181712, 230464, 295282, 363424, 460928, 590564, 726848, 1181128, 1453696, 2362256, 4724512, 9449024, 18898048]

約数ペア:

[(1, 18898048), (2, 9449024), (4, 4724512), (8, 2362256), (13, 1453696), (16, 1181128), (26, 726848), (32, 590564), (41, 460928), (52, 363424), (64, 295282), (82, 230464), (104, 181712), (128, 147641), (164, 115232), (208, 90856), (277, 68224), (328, 57616), (416, 45428), (533, 35456), (554, 34112), (656, 28808), (832, 22714), (1066, 17728), (1108, 17056), (1312, 14404), (1664, 11357), (2132, 8864), (2216, 8528), (2624, 7202), (3601, 5248), (4264, 4432)]