20264688

素因数分解:

$2^4\times 3^3\times {\mathrm{61}}^1\times {\mathrm{769}}^1$

素因数の和:847

約数の個数: 80

約数和(自身を含む): 59197600

約数和(自身を除く): 38932912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 61, 72, 108, 122, 144, 183, 216, 244, 366, 432, 488, 549, 732, 769, 976, 1098, 1464, 1538, 1647, 2196, 2307, 2928, 3076, 3294, 4392, 4614, 6152, 6588, 6921, 8784, 9228, 12304, 13176, 13842, 18456, 20763, 26352, 27684, 36912, 41526, 46909, 55368, 83052, 93818, 110736, 140727, 166104, 187636, 281454, 332208, 375272, 422181, 562908, 750544, 844362, 1125816, 1266543, 1688724, 2251632, 2533086, 3377448, 5066172, 6754896, 10132344, 20264688]

約数ペア:

[(1, 20264688), (2, 10132344), (3, 6754896), (4, 5066172), (6, 3377448), (8, 2533086), (9, 2251632), (12, 1688724), (16, 1266543), (18, 1125816), (24, 844362), (27, 750544), (36, 562908), (48, 422181), (54, 375272), (61, 332208), (72, 281454), (108, 187636), (122, 166104), (144, 140727), (183, 110736), (216, 93818), (244, 83052), (366, 55368), (432, 46909), (488, 41526), (549, 36912), (732, 27684), (769, 26352), (976, 20763), (1098, 18456), (1464, 13842), (1538, 13176), (1647, 12304), (2196, 9228), (2307, 8784), (2928, 6921), (3076, 6588), (3294, 6152), (4392, 4614)]