20878176

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1163}}^1$

素因数の和:1204

約数の個数: 96

約数和(自身を含む): 63358848

約数和(自身を除く): 42480672

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 32, 33, 34, 44, 48, 51, 66, 68, 88, 96, 102, 132, 136, 176, 187, 204, 264, 272, 352, 374, 408, 528, 544, 561, 748, 816, 1056, 1122, 1163, 1496, 1632, 2244, 2326, 2992, 3489, 4488, 4652, 5984, 6978, 8976, 9304, 12793, 13956, 17952, 18608, 19771, 25586, 27912, 37216, 38379, 39542, 51172, 55824, 59313, 76758, 79084, 102344, 111648, 118626, 153516, 158168, 204688, 217481, 237252, 307032, 316336, 409376, 434962, 474504, 614064, 632672, 652443, 869924, 949008, 1228128, 1304886, 1739848, 1898016, 2609772, 3479696, 5219544, 6959392, 10439088, 20878176]

約数ペア:

[(1, 20878176), (2, 10439088), (3, 6959392), (4, 5219544), (6, 3479696), (8, 2609772), (11, 1898016), (12, 1739848), (16, 1304886), (17, 1228128), (22, 949008), (24, 869924), (32, 652443), (33, 632672), (34, 614064), (44, 474504), (48, 434962), (51, 409376), (66, 316336), (68, 307032), (88, 237252), (96, 217481), (102, 204688), (132, 158168), (136, 153516), (176, 118626), (187, 111648), (204, 102344), (264, 79084), (272, 76758), (352, 59313), (374, 55824), (408, 51172), (528, 39542), (544, 38379), (561, 37216), (748, 27912), (816, 25586), (1056, 19771), (1122, 18608), (1163, 17952), (1496, 13956), (1632, 12793), (2244, 9304), (2326, 8976), (2992, 6978), (3489, 5984), (4488, 4652)]