20173764

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7607}}^1$

素因数の和:7644

約数の個数: 48

約数和(自身を含む): 53682048

約数和(自身を除く): 33508284

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 7607, 15214, 22821, 30428, 45642, 91284, 98891, 129319, 197782, 258638, 296673, 387957, 395564, 517276, 593346, 775914, 1186692, 1551828, 1681147, 3362294, 5043441, 6724588, 10086882, 20173764]

約数ペア:

[(1, 20173764), (2, 10086882), (3, 6724588), (4, 5043441), (6, 3362294), (12, 1681147), (13, 1551828), (17, 1186692), (26, 775914), (34, 593346), (39, 517276), (51, 395564), (52, 387957), (68, 296673), (78, 258638), (102, 197782), (156, 129319), (204, 98891), (221, 91284), (442, 45642), (663, 30428), (884, 22821), (1326, 15214), (2652, 7607)]