18698470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:877

約数の個数: 64

約数和(自身を含む): 42923520

約数和(自身を除く): 24225050

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 34, 35, 38, 70, 85, 95, 119, 133, 170, 190, 238, 266, 323, 595, 646, 665, 827, 1190, 1330, 1615, 1654, 2261, 3230, 4135, 4522, 5789, 8270, 11305, 11578, 14059, 15713, 22610, 28118, 28945, 31426, 57890, 70295, 78565, 98413, 109991, 140590, 157130, 196826, 219982, 267121, 492065, 534242, 549955, 984130, 1099910, 1335605, 1869847, 2671210, 3739694, 9349235, 18698470]

約数ペア:

[(1, 18698470), (2, 9349235), (5, 3739694), (7, 2671210), (10, 1869847), (14, 1335605), (17, 1099910), (19, 984130), (34, 549955), (35, 534242), (38, 492065), (70, 267121), (85, 219982), (95, 196826), (119, 157130), (133, 140590), (170, 109991), (190, 98413), (238, 78565), (266, 70295), (323, 57890), (595, 31426), (646, 28945), (665, 28118), (827, 22610), (1190, 15713), (1330, 14059), (1615, 11578), (1654, 11305), (2261, 8270), (3230, 5789), (4135, 4522)]