19215118

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 33092640

約数和(自身を除く): 13877522

約数列:

[1, 2, 13, 19, 26, 38, 97, 194, 247, 401, 494, 802, 1261, 1843, 2522, 3686, 5213, 7619, 10426, 15238, 23959, 38897, 47918, 77794, 99047, 198094, 505661, 739043, 1011322, 1478086, 9607559, 19215118]

約数ペア:

[(1, 19215118), (2, 9607559), (13, 1478086), (19, 1011322), (26, 739043), (38, 505661), (97, 198094), (194, 99047), (247, 77794), (401, 47918), (494, 38897), (802, 23959), (1261, 15238), (1843, 10426), (2522, 7619), (3686, 5213)]