20673984

素因数分解:

$2^6\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 112

約数和(自身を含む): 58521600

約数和(自身を除く): 37847616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 47, 48, 58, 64, 79, 87, 94, 96, 116, 141, 158, 174, 188, 192, 232, 237, 282, 316, 348, 376, 464, 474, 564, 632, 696, 752, 928, 948, 1128, 1264, 1363, 1392, 1504, 1856, 1896, 2256, 2291, 2528, 2726, 2784, 3008, 3713, 3792, 4089, 4512, 4582, 5056, 5452, 5568, 6873, 7426, 7584, 8178, 9024, 9164, 10904, 11139, 13746, 14852, 15168, 16356, 18328, 21808, 22278, 27492, 29704, 32712, 36656, 43616, 44556, 54984, 59408, 65424, 73312, 87232, 89112, 107677, 109968, 118816, 130848, 146624, 178224, 215354, 219936, 237632, 261696, 323031, 356448, 430708, 439872, 646062, 712896, 861416, 1292124, 1722832, 2584248, 3445664, 5168496, 6891328, 10336992, 20673984]

約数ペア:

[(1, 20673984), (2, 10336992), (3, 6891328), (4, 5168496), (6, 3445664), (8, 2584248), (12, 1722832), (16, 1292124), (24, 861416), (29, 712896), (32, 646062), (47, 439872), (48, 430708), (58, 356448), (64, 323031), (79, 261696), (87, 237632), (94, 219936), (96, 215354), (116, 178224), (141, 146624), (158, 130848), (174, 118816), (188, 109968), (192, 107677), (232, 89112), (237, 87232), (282, 73312), (316, 65424), (348, 59408), (376, 54984), (464, 44556), (474, 43616), (564, 36656), (632, 32712), (696, 29704), (752, 27492), (928, 22278), (948, 21808), (1128, 18328), (1264, 16356), (1363, 15168), (1392, 14852), (1504, 13746), (1856, 11139), (1896, 10904), (2256, 9164), (2291, 9024), (2528, 8178), (2726, 7584), (2784, 7426), (3008, 6873), (3713, 5568), (3792, 5452), (4089, 5056), (4512, 4582)]