20162906865

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{497297}}^1$

素因数の和:497378

約数の個数: 48

約数和(自身を含む): 37703145168

約数和(自身を除く): 17540238303

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 53, 85, 153, 159, 255, 265, 477, 765, 795, 901, 2385, 2703, 4505, 8109, 13515, 40545, 497297, 1491891, 2486485, 4475673, 7459455, 8454049, 22378365, 25362147, 26356741, 42270245, 76086441, 79070223, 126810735, 131783705, 237210669, 380432205, 395351115, 448064597, 1186053345, 1344193791, 2240322985, 4032581373, 6720968955, 20162906865]

約数ペア:

[(1, 20162906865), (3, 6720968955), (5, 4032581373), (9, 2240322985), (15, 1344193791), (17, 1186053345), (45, 448064597), (51, 395351115), (53, 380432205), (85, 237210669), (153, 131783705), (159, 126810735), (255, 79070223), (265, 76086441), (477, 42270245), (765, 26356741), (795, 25362147), (901, 22378365), (2385, 8454049), (2703, 7459455), (4505, 4475673), (8109, 2486485), (13515, 1491891), (40545, 497297)]