419872336

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{106243}}^1$

素因数の和:106283

約数の個数: 40

約数和(自身を含む): 922197920

約数和(自身を除く): 502325584

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 106243, 212486, 424972, 849944, 1381159, 1699888, 2018617, 2762318, 4037234, 5524636, 8074468, 11049272, 16148936, 22098544, 26242021, 32297872, 52484042, 104968084, 209936168, 419872336]

約数ペア:

[(1, 419872336), (2, 209936168), (4, 104968084), (8, 52484042), (13, 32297872), (16, 26242021), (19, 22098544), (26, 16148936), (38, 11049272), (52, 8074468), (76, 5524636), (104, 4037234), (152, 2762318), (208, 2018617), (247, 1699888), (304, 1381159), (494, 849944), (988, 424972), (1976, 212486), (3952, 106243)]