19166027195

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{1399}}^1$

素因数の和:1668

約数の個数: 64

約数和(自身を含む): 27578880000

約数和(自身を除く): 8412852805

約数列:

[1, 5, 7, 35, 37, 71, 149, 185, 259, 355, 497, 745, 1043, 1295, 1399, 2485, 2627, 5215, 5513, 6995, 9793, 10579, 13135, 18389, 27565, 38591, 48965, 51763, 52895, 74053, 91945, 99329, 192955, 208451, 258815, 362341, 370265, 391423, 496645, 695303, 1042255, 1459157, 1811705, 1957115, 2739961, 3476515, 3675173, 7295785, 7712687, 13699805, 14800021, 18375865, 25726211, 38563435, 53988809, 74000105, 103600147, 128631055, 269944045, 518000735, 547600777, 2738003885, 3833205439, 19166027195]

約数ペア:

[(1, 19166027195), (5, 3833205439), (7, 2738003885), (35, 547600777), (37, 518000735), (71, 269944045), (149, 128631055), (185, 103600147), (259, 74000105), (355, 53988809), (497, 38563435), (745, 25726211), (1043, 18375865), (1295, 14800021), (1399, 13699805), (2485, 7712687), (2627, 7295785), (5215, 3675173), (5513, 3476515), (6995, 2739961), (9793, 1957115), (10579, 1811705), (13135, 1459157), (18389, 1042255), (27565, 695303), (38591, 496645), (48965, 391423), (51763, 370265), (52895, 362341), (74053, 258815), (91945, 208451), (99329, 192955)]