18556902

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11329}}^1$

素因数の和:11357

約数の個数: 48

約数和(自身を含む): 49489440

約数和(自身を除く): 30932538

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 11329, 22658, 33987, 67974, 79303, 101961, 147277, 158606, 203922, 237909, 294554, 441831, 475818, 713727, 883662, 1030939, 1325493, 1427454, 2061878, 2650986, 3092817, 6185634, 9278451, 18556902]

約数ペア:

[(1, 18556902), (2, 9278451), (3, 6185634), (6, 3092817), (7, 2650986), (9, 2061878), (13, 1427454), (14, 1325493), (18, 1030939), (21, 883662), (26, 713727), (39, 475818), (42, 441831), (63, 294554), (78, 237909), (91, 203922), (117, 158606), (126, 147277), (182, 101961), (234, 79303), (273, 67974), (546, 33987), (819, 22658), (1638, 11329)]