28360008

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{20731}}^1$

素因数の和:20762

約数の個数: 48

約数和(自身を含む): 80854800

約数和(自身を除く): 52494792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 20731, 41462, 62193, 82924, 124386, 165848, 186579, 248772, 373158, 393889, 497544, 746316, 787778, 1181667, 1492632, 1575556, 2363334, 3151112, 3545001, 4726668, 7090002, 9453336, 14180004, 28360008]

約数ペア:

[(1, 28360008), (2, 14180004), (3, 9453336), (4, 7090002), (6, 4726668), (8, 3545001), (9, 3151112), (12, 2363334), (18, 1575556), (19, 1492632), (24, 1181667), (36, 787778), (38, 746316), (57, 497544), (72, 393889), (76, 373158), (114, 248772), (152, 186579), (171, 165848), (228, 124386), (342, 82924), (456, 62193), (684, 41462), (1368, 20731)]