20815344

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{773}}^1$

素因数の和:815

約数の個数: 120

約数和(自身を含む): 67375152

約数和(自身を除く): 46559808

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 33, 34, 36, 44, 48, 51, 66, 68, 72, 88, 99, 102, 132, 136, 144, 153, 176, 187, 198, 204, 264, 272, 306, 374, 396, 408, 528, 561, 612, 748, 773, 792, 816, 1122, 1224, 1496, 1546, 1584, 1683, 2244, 2319, 2448, 2992, 3092, 3366, 4488, 4638, 6184, 6732, 6957, 8503, 8976, 9276, 12368, 13141, 13464, 13914, 17006, 18552, 25509, 26282, 26928, 27828, 34012, 37104, 39423, 51018, 52564, 55656, 68024, 76527, 78846, 102036, 105128, 111312, 118269, 136048, 144551, 153054, 157692, 204072, 210256, 236538, 289102, 306108, 315384, 408144, 433653, 473076, 578204, 612216, 630768, 867306, 946152, 1156408, 1224432, 1300959, 1734612, 1892304, 2312816, 2601918, 3469224, 5203836, 6938448, 10407672, 20815344]

約数ペア:

[(1, 20815344), (2, 10407672), (3, 6938448), (4, 5203836), (6, 3469224), (8, 2601918), (9, 2312816), (11, 1892304), (12, 1734612), (16, 1300959), (17, 1224432), (18, 1156408), (22, 946152), (24, 867306), (33, 630768), (34, 612216), (36, 578204), (44, 473076), (48, 433653), (51, 408144), (66, 315384), (68, 306108), (72, 289102), (88, 236538), (99, 210256), (102, 204072), (132, 157692), (136, 153054), (144, 144551), (153, 136048), (176, 118269), (187, 111312), (198, 105128), (204, 102036), (264, 78846), (272, 76527), (306, 68024), (374, 55656), (396, 52564), (408, 51018), (528, 39423), (561, 37104), (612, 34012), (748, 27828), (773, 26928), (792, 26282), (816, 25509), (1122, 18552), (1224, 17006), (1496, 13914), (1546, 13464), (1584, 13141), (1683, 12368), (2244, 9276), (2319, 8976), (2448, 8503), (2992, 6957), (3092, 6732), (3366, 6184), (4488, 4638)]