25881914

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 42456960

約数和(自身を除く): 16575046

約数列:

[1, 2, 19, 38, 53, 71, 106, 142, 181, 362, 1007, 1349, 2014, 2698, 3439, 3763, 6878, 7526, 9593, 12851, 19186, 25702, 71497, 142994, 182267, 244169, 364534, 488338, 681103, 1362206, 12940957, 25881914]

約数ペア:

[(1, 25881914), (2, 12940957), (19, 1362206), (38, 681103), (53, 488338), (71, 364534), (106, 244169), (142, 182267), (181, 142994), (362, 71497), (1007, 25702), (1349, 19186), (2014, 12851), (2698, 9593), (3439, 7526), (3763, 6878)]