20731692015

素因数分解:

$3^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{17609}}^1$

素因数の和:17668

約数の個数: 112

約数和(自身を含む): 41575096800

約数和(自身を除く): 20843404785

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 81, 85, 95, 135, 153, 171, 243, 255, 285, 323, 405, 459, 513, 729, 765, 855, 969, 1215, 1377, 1539, 1615, 2295, 2565, 2907, 3645, 4131, 4617, 4845, 6885, 7695, 8721, 12393, 13851, 14535, 17609, 20655, 23085, 26163, 43605, 52827, 61965, 69255, 78489, 88045, 130815, 158481, 235467, 264135, 299353, 334571, 392445, 475443, 792405, 898059, 1003713, 1177335, 1426329, 1496765, 1672855, 2377215, 2694177, 3011139, 4278987, 4490295, 5018565, 5687707, 7131645, 8082531, 9033417, 12836961, 13470885, 15055695, 17063121, 21394935, 24247593, 27100251, 28438535, 40412655, 45167085, 51189363, 64184805, 72742779, 81300753, 85315605, 121237965, 135501255, 153568089, 218228337, 243902259, 255946815, 363713895, 406503765, 460704267, 767840445, 1091141685, 1219511295, 1382112801, 2303521335, 4146338403, 6910564005, 20731692015]

約数ペア:

[(1, 20731692015), (3, 6910564005), (5, 4146338403), (9, 2303521335), (15, 1382112801), (17, 1219511295), (19, 1091141685), (27, 767840445), (45, 460704267), (51, 406503765), (57, 363713895), (81, 255946815), (85, 243902259), (95, 218228337), (135, 153568089), (153, 135501255), (171, 121237965), (243, 85315605), (255, 81300753), (285, 72742779), (323, 64184805), (405, 51189363), (459, 45167085), (513, 40412655), (729, 28438535), (765, 27100251), (855, 24247593), (969, 21394935), (1215, 17063121), (1377, 15055695), (1539, 13470885), (1615, 12836961), (2295, 9033417), (2565, 8082531), (2907, 7131645), (3645, 5687707), (4131, 5018565), (4617, 4490295), (4845, 4278987), (6885, 3011139), (7695, 2694177), (8721, 2377215), (12393, 1672855), (13851, 1496765), (14535, 1426329), (17609, 1177335), (20655, 1003713), (23085, 898059), (26163, 792405), (43605, 475443), (52827, 392445), (61965, 334571), (69255, 299353), (78489, 264135), (88045, 235467), (130815, 158481)]