31845904

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1$

素因数の和:623

約数の個数: 40

約数和(自身を含む): 63779648

約数和(自身を除く): 31933744

約数列:

[1, 2, 4, 8, 16, 61, 67, 122, 134, 244, 268, 487, 488, 536, 974, 976, 1072, 1948, 3896, 4087, 7792, 8174, 16348, 29707, 32629, 32696, 59414, 65258, 65392, 118828, 130516, 237656, 261032, 475312, 522064, 1990369, 3980738, 7961476, 15922952, 31845904]

約数ペア:

[(1, 31845904), (2, 15922952), (4, 7961476), (8, 3980738), (16, 1990369), (61, 522064), (67, 475312), (122, 261032), (134, 237656), (244, 130516), (268, 118828), (487, 65392), (488, 65258), (536, 59414), (974, 32696), (976, 32629), (1072, 29707), (1948, 16348), (3896, 8174), (4087, 7792)]