20436742

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 34272000

約数和(自身を除く): 13835258

約数列:

[1, 2, 19, 23, 38, 46, 67, 134, 349, 437, 698, 874, 1273, 1541, 2546, 3082, 6631, 8027, 13262, 16054, 23383, 29279, 46766, 58558, 152513, 305026, 444277, 537809, 888554, 1075618, 10218371, 20436742]

約数ペア:

[(1, 20436742), (2, 10218371), (19, 1075618), (23, 888554), (38, 537809), (46, 444277), (67, 305026), (134, 152513), (349, 58558), (437, 46766), (698, 29279), (874, 23383), (1273, 16054), (1541, 13262), (2546, 8027), (3082, 6631)]