90407168

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{18587}}^1$

素因数の和:18622

約数の個数: 36

約数和(自身を含む): 189969360

約数和(自身を除く): 99562192

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 18587, 37174, 74348, 148696, 297392, 353153, 594784, 706306, 1189568, 1412612, 2379136, 2825224, 4758272, 5650448, 11300896, 22601792, 45203584, 90407168]

約数ペア:

[(1, 90407168), (2, 45203584), (4, 22601792), (8, 11300896), (16, 5650448), (19, 4758272), (32, 2825224), (38, 2379136), (64, 1412612), (76, 1189568), (128, 706306), (152, 594784), (256, 353153), (304, 297392), (608, 148696), (1216, 74348), (2432, 37174), (4864, 18587)]