18163432

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 40734720

約数和(自身を除く): 22571288

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 67, 94, 103, 134, 188, 206, 268, 329, 376, 412, 469, 536, 658, 721, 824, 938, 1316, 1442, 1876, 2632, 2884, 3149, 3752, 4841, 5768, 6298, 6901, 9682, 12596, 13802, 19364, 22043, 25192, 27604, 33887, 38728, 44086, 48307, 55208, 67774, 88172, 96614, 135548, 176344, 193228, 271096, 324347, 386456, 648694, 1297388, 2270429, 2594776, 4540858, 9081716, 18163432]

約数ペア:

[(1, 18163432), (2, 9081716), (4, 4540858), (7, 2594776), (8, 2270429), (14, 1297388), (28, 648694), (47, 386456), (56, 324347), (67, 271096), (94, 193228), (103, 176344), (134, 135548), (188, 96614), (206, 88172), (268, 67774), (329, 55208), (376, 48307), (412, 44086), (469, 38728), (536, 33887), (658, 27604), (721, 25192), (824, 22043), (938, 19364), (1316, 13802), (1442, 12596), (1876, 9682), (2632, 6901), (2884, 6298), (3149, 5768), (3752, 4841)]