20169592

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{487}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 39352320

約数和(自身を除く): 19182728

約数列:

[1, 2, 4, 8, 31, 62, 124, 167, 248, 334, 487, 668, 974, 1336, 1948, 3896, 5177, 10354, 15097, 20708, 30194, 41416, 60388, 81329, 120776, 162658, 325316, 650632, 2521199, 5042398, 10084796, 20169592]

約数ペア:

[(1, 20169592), (2, 10084796), (4, 5042398), (8, 2521199), (31, 650632), (62, 325316), (124, 162658), (167, 120776), (248, 81329), (334, 60388), (487, 41416), (668, 30194), (974, 20708), (1336, 15097), (1948, 10354), (3896, 5177)]