398880642304

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{82006711}}^1$

素因数の和:82006746

約数の個数: 36

約数和(自身を含む): 838108596640

約数和(自身を除く): 439227954336

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 82006711, 164013422, 328026844, 656053688, 1312107376, 1558127509, 2624214752, 3116255018, 5248429504, 6232510036, 10496859008, 12465020072, 20993718016, 24930040144, 49860080288, 99720160576, 199440321152, 398880642304]

約数ペア:

[(1, 398880642304), (2, 199440321152), (4, 99720160576), (8, 49860080288), (16, 24930040144), (19, 20993718016), (32, 12465020072), (38, 10496859008), (64, 6232510036), (76, 5248429504), (128, 3116255018), (152, 2624214752), (256, 1558127509), (304, 1312107376), (608, 656053688), (1216, 328026844), (2432, 164013422), (4864, 82006711)]