19738732

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{2273}}^1$

素因数の和:2457

約数の個数: 24

約数和(自身を含む): 37439136

約数和(自身を除く): 17700404

約数列:

[1, 2, 4, 13, 26, 52, 167, 334, 668, 2171, 2273, 4342, 4546, 8684, 9092, 29549, 59098, 118196, 379591, 759182, 1518364, 4934683, 9869366, 19738732]

約数ペア:

[(1, 19738732), (2, 9869366), (4, 4934683), (13, 1518364), (26, 759182), (52, 379591), (167, 118196), (334, 59098), (668, 29549), (2171, 9092), (2273, 8684), (4342, 4546)]