83865392

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21221}}^1$

素因数の和:21261

約数の個数: 40

約数和(自身を含む): 184206960

約数和(自身を除く): 100341568

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 21221, 42442, 84884, 169768, 275873, 339536, 403199, 551746, 806398, 1103492, 1612796, 2206984, 3225592, 4413968, 5241587, 6451184, 10483174, 20966348, 41932696, 83865392]

約数ペア:

[(1, 83865392), (2, 41932696), (4, 20966348), (8, 10483174), (13, 6451184), (16, 5241587), (19, 4413968), (26, 3225592), (38, 2206984), (52, 1612796), (76, 1103492), (104, 806398), (152, 551746), (208, 403199), (247, 339536), (304, 275873), (494, 169768), (988, 84884), (1976, 42442), (3952, 21221)]