19842498

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4463}}^1$

素因数の和:4503

約数の個数: 48

約数和(自身を含む): 48746880

約数和(自身を除く): 28904382

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 4463, 8926, 13389, 26778, 40167, 58019, 80334, 84797, 116038, 169594, 174057, 254391, 348114, 508782, 522171, 763173, 1044342, 1102361, 1526346, 2204722, 3307083, 6614166, 9921249, 19842498]

約数ペア:

[(1, 19842498), (2, 9921249), (3, 6614166), (6, 3307083), (9, 2204722), (13, 1526346), (18, 1102361), (19, 1044342), (26, 763173), (38, 522171), (39, 508782), (57, 348114), (78, 254391), (114, 174057), (117, 169594), (171, 116038), (234, 84797), (247, 80334), (342, 58019), (494, 40167), (741, 26778), (1482, 13389), (2223, 8926), (4446, 4463)]