19731968

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{2267}}^1$

素因数の和:2302

約数の個数: 40

約数和(自身を含む): 41762952

約数和(自身を除く): 22030984

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1088, 2176, 2267, 4352, 4534, 8704, 9068, 18136, 36272, 38539, 72544, 77078, 145088, 154156, 290176, 308312, 580352, 616624, 1160704, 1233248, 2466496, 4932992, 9865984, 19731968]

約数ペア:

[(1, 19731968), (2, 9865984), (4, 4932992), (8, 2466496), (16, 1233248), (17, 1160704), (32, 616624), (34, 580352), (64, 308312), (68, 290176), (128, 154156), (136, 145088), (256, 77078), (272, 72544), (512, 38539), (544, 36272), (1088, 18136), (2176, 9068), (2267, 8704), (4352, 4534)]