19657396185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{26107}}^1$

素因数の和:26294

約数の個数: 64

約数和(自身を含む): 36813533184

約数和(自身を除く): 17156136999

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 101, 105, 213, 303, 355, 497, 505, 707, 1065, 1491, 1515, 2121, 2485, 3535, 7171, 7455, 10605, 21513, 26107, 35855, 50197, 78321, 107565, 130535, 150591, 182749, 250985, 391605, 548247, 752955, 913745, 1853597, 2636807, 2741235, 5560791, 7910421, 9267985, 12975179, 13184035, 18457649, 27803955, 38925537, 39552105, 55372947, 64875895, 92288245, 187213297, 194627685, 276864735, 561639891, 936066485, 1310493079, 2808199455, 3931479237, 6552465395, 19657396185]

約数ペア:

[(1, 19657396185), (3, 6552465395), (5, 3931479237), (7, 2808199455), (15, 1310493079), (21, 936066485), (35, 561639891), (71, 276864735), (101, 194627685), (105, 187213297), (213, 92288245), (303, 64875895), (355, 55372947), (497, 39552105), (505, 38925537), (707, 27803955), (1065, 18457649), (1491, 13184035), (1515, 12975179), (2121, 9267985), (2485, 7910421), (3535, 5560791), (7171, 2741235), (7455, 2636807), (10605, 1853597), (21513, 913745), (26107, 752955), (35855, 548247), (50197, 391605), (78321, 250985), (107565, 182749), (130535, 150591)]