18534404

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 38793216

約数和(自身を除く): 20258812

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 131, 163, 217, 262, 326, 434, 524, 652, 868, 917, 1141, 1834, 2282, 3668, 4061, 4564, 5053, 8122, 10106, 16244, 20212, 21353, 28427, 35371, 42706, 56854, 70742, 85412, 113708, 141484, 149471, 298942, 597884, 661943, 1323886, 2647772, 4633601, 9267202, 18534404]

約数ペア:

[(1, 18534404), (2, 9267202), (4, 4633601), (7, 2647772), (14, 1323886), (28, 661943), (31, 597884), (62, 298942), (124, 149471), (131, 141484), (163, 113708), (217, 85412), (262, 70742), (326, 56854), (434, 42706), (524, 35371), (652, 28427), (868, 21353), (917, 20212), (1141, 16244), (1834, 10106), (2282, 8122), (3668, 5053), (4061, 4564)]