20724744

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{967}}^1$

素因数の和:1042

約数の個数: 64

約数和(自身を含む): 55756800

約数和(自身を除く): 35032056

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 47, 57, 76, 94, 114, 141, 152, 188, 228, 282, 376, 456, 564, 893, 967, 1128, 1786, 1934, 2679, 2901, 3572, 3868, 5358, 5802, 7144, 7736, 10716, 11604, 18373, 21432, 23208, 36746, 45449, 55119, 73492, 90898, 110238, 136347, 146984, 181796, 220476, 272694, 363592, 440952, 545388, 863531, 1090776, 1727062, 2590593, 3454124, 5181186, 6908248, 10362372, 20724744]

約数ペア:

[(1, 20724744), (2, 10362372), (3, 6908248), (4, 5181186), (6, 3454124), (8, 2590593), (12, 1727062), (19, 1090776), (24, 863531), (38, 545388), (47, 440952), (57, 363592), (76, 272694), (94, 220476), (114, 181796), (141, 146984), (152, 136347), (188, 110238), (228, 90898), (282, 73492), (376, 55119), (456, 45449), (564, 36746), (893, 23208), (967, 21432), (1128, 18373), (1786, 11604), (1934, 10716), (2679, 7736), (2901, 7144), (3572, 5802), (3868, 5358)]