28090208

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{983}}^1$

素因数の和:1059

約数の個数: 48

約数和(自身を含む): 59512320

約数和(自身を除く): 31422112

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 76, 94, 152, 188, 304, 376, 608, 752, 893, 983, 1504, 1786, 1966, 3572, 3932, 7144, 7864, 14288, 15728, 18677, 28576, 31456, 37354, 46201, 74708, 92402, 149416, 184804, 298832, 369608, 597664, 739216, 877819, 1478432, 1755638, 3511276, 7022552, 14045104, 28090208]

約数ペア:

[(1, 28090208), (2, 14045104), (4, 7022552), (8, 3511276), (16, 1755638), (19, 1478432), (32, 877819), (38, 739216), (47, 597664), (76, 369608), (94, 298832), (152, 184804), (188, 149416), (304, 92402), (376, 74708), (608, 46201), (752, 37354), (893, 31456), (983, 28576), (1504, 18677), (1786, 15728), (1966, 14288), (3572, 7864), (3932, 7144)]