18299584

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:281

約数の個数: 56

約数和(自身を含む): 38862000

約数和(自身を除く): 20562416

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 101, 149, 152, 202, 298, 304, 404, 596, 608, 808, 1192, 1216, 1616, 1919, 2384, 2831, 3232, 3838, 4768, 5662, 6464, 7676, 9536, 11324, 15049, 15352, 22648, 30098, 30704, 45296, 60196, 61408, 90592, 120392, 122816, 181184, 240784, 285931, 481568, 571862, 963136, 1143724, 2287448, 4574896, 9149792, 18299584]

約数ペア:

[(1, 18299584), (2, 9149792), (4, 4574896), (8, 2287448), (16, 1143724), (19, 963136), (32, 571862), (38, 481568), (64, 285931), (76, 240784), (101, 181184), (149, 122816), (152, 120392), (202, 90592), (298, 61408), (304, 60196), (404, 45296), (596, 30704), (608, 30098), (808, 22648), (1192, 15352), (1216, 15049), (1616, 11324), (1919, 9536), (2384, 7676), (2831, 6464), (3232, 5662), (3838, 4768)]