191212528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{823}}^1\times {\mathrm{1117}}^1$

素因数の和:1961

約数の個数: 40

約数和(自身を含む): 399814688

約数和(自身を除く): 208602160

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 823, 1117, 1646, 2234, 3292, 4468, 6584, 8936, 10699, 13168, 14521, 17872, 21398, 29042, 42796, 58084, 85592, 116168, 171184, 232336, 919291, 1838582, 3677164, 7354328, 11950783, 14708656, 23901566, 47803132, 95606264, 191212528]

約数ペア:

[(1, 191212528), (2, 95606264), (4, 47803132), (8, 23901566), (13, 14708656), (16, 11950783), (26, 7354328), (52, 3677164), (104, 1838582), (208, 919291), (823, 232336), (1117, 171184), (1646, 116168), (2234, 85592), (3292, 58084), (4468, 42796), (6584, 29042), (8936, 21398), (10699, 17872), (13168, 14521)]