18889704704

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{5675993}}^1$

素因数の和:5676022

約数の個数: 36

約数和(自身を含む): 40606061076

約数和(自身を除く): 21716356372

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 5675993, 11351986, 22703972, 45407944, 73787909, 90815888, 147575818, 181631776, 295151636, 363263552, 590303272, 726527104, 1180606544, 1453054208, 2361213088, 4722426176, 9444852352, 18889704704]

約数ペア:

[(1, 18889704704), (2, 9444852352), (4, 4722426176), (8, 2361213088), (13, 1453054208), (16, 1180606544), (26, 726527104), (32, 590303272), (52, 363263552), (64, 295151636), (104, 181631776), (128, 147575818), (208, 90815888), (256, 73787909), (416, 45407944), (832, 22703972), (1664, 11351986), (3328, 5675993)]