20637408

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19543}}^1$

素因数の和:19567

約数の個数: 48

約数和(自身を含む): 59101056

約数和(自身を除く): 38463648

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 19543, 39086, 58629, 78172, 117258, 156344, 214973, 234516, 312688, 429946, 469032, 625376, 644919, 859892, 938064, 1289838, 1719784, 1876128, 2579676, 3439568, 5159352, 6879136, 10318704, 20637408]

約数ペア:

[(1, 20637408), (2, 10318704), (3, 6879136), (4, 5159352), (6, 3439568), (8, 2579676), (11, 1876128), (12, 1719784), (16, 1289838), (22, 938064), (24, 859892), (32, 644919), (33, 625376), (44, 469032), (48, 429946), (66, 312688), (88, 234516), (96, 214973), (132, 156344), (176, 117258), (264, 78172), (352, 58629), (528, 39086), (1056, 19543)]