16420446

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^4$

素因数の和:91

約数の個数: 60

約数和(自身を含む): 42919032

約数和(自身を除く): 26498586

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 361, 399, 722, 798, 1083, 1197, 2166, 2394, 2527, 3249, 5054, 6498, 6859, 7581, 13718, 15162, 20577, 22743, 41154, 45486, 48013, 61731, 96026, 123462, 130321, 144039, 260642, 288078, 390963, 432117, 781926, 864234, 912247, 1172889, 1824494, 2345778, 2736741, 5473482, 8210223, 16420446]

約数ペア:

[(1, 16420446), (2, 8210223), (3, 5473482), (6, 2736741), (7, 2345778), (9, 1824494), (14, 1172889), (18, 912247), (19, 864234), (21, 781926), (38, 432117), (42, 390963), (57, 288078), (63, 260642), (114, 144039), (126, 130321), (133, 123462), (171, 96026), (266, 61731), (342, 48013), (361, 45486), (399, 41154), (722, 22743), (798, 20577), (1083, 15162), (1197, 13718), (2166, 7581), (2394, 6859), (2527, 6498), (3249, 5054)]