19489017555

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{96823}}^1$

素因数の和:96918

約数の個数: 80

約数和(自身を含む): 40489473024

約数和(自身を除く): 21000455469

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 71, 81, 105, 135, 189, 213, 315, 355, 405, 497, 567, 639, 945, 1065, 1491, 1917, 2485, 2835, 3195, 4473, 5751, 7455, 9585, 13419, 22365, 28755, 40257, 67095, 96823, 201285, 290469, 484115, 677761, 871407, 1452345, 2033283, 2614221, 3388805, 4357035, 6099849, 6874433, 7842663, 10166415, 13071105, 18299547, 20623299, 30499245, 34372165, 39213315, 48121031, 54898641, 61869897, 91497735, 103116495, 144363093, 185609691, 240605155, 274493205, 309349485, 433089279, 556829073, 721815465, 928048455, 1299267837, 2165446395, 2784145365, 3897803511, 6496339185, 19489017555]

約数ペア:

[(1, 19489017555), (3, 6496339185), (5, 3897803511), (7, 2784145365), (9, 2165446395), (15, 1299267837), (21, 928048455), (27, 721815465), (35, 556829073), (45, 433089279), (63, 309349485), (71, 274493205), (81, 240605155), (105, 185609691), (135, 144363093), (189, 103116495), (213, 91497735), (315, 61869897), (355, 54898641), (405, 48121031), (497, 39213315), (567, 34372165), (639, 30499245), (945, 20623299), (1065, 18299547), (1491, 13071105), (1917, 10166415), (2485, 7842663), (2835, 6874433), (3195, 6099849), (4473, 4357035), (5751, 3388805), (7455, 2614221), (9585, 2033283), (13419, 1452345), (22365, 871407), (28755, 677761), (40257, 484115), (67095, 290469), (96823, 201285)]