20194902

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12329}}^1$

素因数の和:12357

約数の個数: 48

約数和(自身を含む): 53857440

約数和(自身を除く): 33662538

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, 12329, 24658, 36987, 73974, 86303, 110961, 160277, 172606, 221922, 258909, 320554, 480831, 517818, 776727, 961662, 1121939, 1442493, 1553454, 2243878, 2884986, 3365817, 6731634, 10097451, 20194902]

約数ペア:

[(1, 20194902), (2, 10097451), (3, 6731634), (6, 3365817), (7, 2884986), (9, 2243878), (13, 1553454), (14, 1442493), (18, 1121939), (21, 961662), (26, 776727), (39, 517818), (42, 480831), (63, 320554), (78, 258909), (91, 221922), (117, 172606), (126, 160277), (182, 110961), (234, 86303), (273, 73974), (546, 36987), (819, 24658), (1638, 12329)]