19994112

素因数分解:

$2^9\times 3^2\times {\mathrm{4339}}^1$

素因数の和:4363

約数の個数: 60

約数和(自身を含む): 57717660

約数和(自身を除く): 37723548

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1152, 1536, 2304, 4339, 4608, 8678, 13017, 17356, 26034, 34712, 39051, 52068, 69424, 78102, 104136, 138848, 156204, 208272, 277696, 312408, 416544, 555392, 624816, 833088, 1110784, 1249632, 1666176, 2221568, 2499264, 3332352, 4998528, 6664704, 9997056, 19994112]

約数ペア:

[(1, 19994112), (2, 9997056), (3, 6664704), (4, 4998528), (6, 3332352), (8, 2499264), (9, 2221568), (12, 1666176), (16, 1249632), (18, 1110784), (24, 833088), (32, 624816), (36, 555392), (48, 416544), (64, 312408), (72, 277696), (96, 208272), (128, 156204), (144, 138848), (192, 104136), (256, 78102), (288, 69424), (384, 52068), (512, 39051), (576, 34712), (768, 26034), (1152, 17356), (1536, 13017), (2304, 8678), (4339, 4608)]