18871170087

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{587}}^1\times {\mathrm{4799}}^1$

素因数の和:5436

約数の個数: 64

約数和(自身を含む): 32514048000

約数和(自身を除く): 13642877913

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 203, 231, 319, 587, 609, 957, 1761, 2233, 4109, 4799, 6457, 6699, 12327, 14397, 17023, 19371, 33593, 45199, 51069, 52789, 100779, 119161, 135597, 139171, 158367, 187253, 357483, 369523, 417513, 561759, 974197, 1108569, 1310771, 1530881, 2817013, 2922591, 3932313, 4592643, 8451039, 10716167, 19719091, 30987143, 32148501, 59157273, 81693377, 92961429, 216910001, 245080131, 571853639, 650730003, 898627147, 1715560917, 2695881441, 6290390029, 18871170087]

約数ペア:

[(1, 18871170087), (3, 6290390029), (7, 2695881441), (11, 1715560917), (21, 898627147), (29, 650730003), (33, 571853639), (77, 245080131), (87, 216910001), (203, 92961429), (231, 81693377), (319, 59157273), (587, 32148501), (609, 30987143), (957, 19719091), (1761, 10716167), (2233, 8451039), (4109, 4592643), (4799, 3932313), (6457, 2922591), (6699, 2817013), (12327, 1530881), (14397, 1310771), (17023, 1108569), (19371, 974197), (33593, 561759), (45199, 417513), (51069, 369523), (52789, 357483), (100779, 187253), (119161, 158367), (135597, 139171)]