218441992

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{409}}^1\times {\mathrm{661}}^1$

素因数の和:1177

約数の個数: 32

約数和(自身を含む): 415272600

約数和(自身を除く): 196830608

約数列:

[1, 2, 4, 8, 101, 202, 404, 409, 661, 808, 818, 1322, 1636, 2644, 3272, 5288, 41309, 66761, 82618, 133522, 165236, 267044, 270349, 330472, 534088, 540698, 1081396, 2162792, 27305249, 54610498, 109220996, 218441992]

約数ペア:

[(1, 218441992), (2, 109220996), (4, 54610498), (8, 27305249), (101, 2162792), (202, 1081396), (404, 540698), (409, 534088), (661, 330472), (808, 270349), (818, 267044), (1322, 165236), (1636, 133522), (2644, 82618), (3272, 66761), (5288, 41309)]