19282868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 38750208

約数和(自身を除く): 19467340

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 67, 124, 134, 211, 268, 341, 422, 682, 737, 844, 1364, 1474, 2077, 2321, 2948, 4154, 4642, 6541, 8308, 9284, 13082, 14137, 22847, 26164, 28274, 45694, 56548, 71951, 91388, 143902, 155507, 287804, 311014, 438247, 622028, 876494, 1752988, 4820717, 9641434, 19282868]

約数ペア:

[(1, 19282868), (2, 9641434), (4, 4820717), (11, 1752988), (22, 876494), (31, 622028), (44, 438247), (62, 311014), (67, 287804), (124, 155507), (134, 143902), (211, 91388), (268, 71951), (341, 56548), (422, 45694), (682, 28274), (737, 26164), (844, 22847), (1364, 14137), (1474, 13082), (2077, 9284), (2321, 8308), (2948, 6541), (4154, 4642)]