20118379815

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{416659}}^1$

素因数の和:416736

約数の個数: 48

約数和(自身を含む): 37049407200

約数和(自身を除く): 16931027385

約数列:

[1, 3, 5, 9, 15, 29, 37, 45, 87, 111, 145, 185, 261, 333, 435, 555, 1073, 1305, 1665, 3219, 5365, 9657, 16095, 48285, 416659, 1249977, 2083295, 3749931, 6249885, 12083111, 15416383, 18749655, 36249333, 46249149, 60415555, 77081915, 108747999, 138747447, 181246665, 231245745, 447075107, 543739995, 693737235, 1341225321, 2235375535, 4023675963, 6706126605, 20118379815]

約数ペア:

[(1, 20118379815), (3, 6706126605), (5, 4023675963), (9, 2235375535), (15, 1341225321), (29, 693737235), (37, 543739995), (45, 447075107), (87, 231245745), (111, 181246665), (145, 138747447), (185, 108747999), (261, 77081915), (333, 60415555), (435, 46249149), (555, 36249333), (1073, 18749655), (1305, 15416383), (1665, 12083111), (3219, 6249885), (5365, 3749931), (9657, 2083295), (16095, 1249977), (48285, 416659)]