19642656

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 60328800

約数和(自身を除く): 40686144

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 32, 33, 38, 44, 48, 57, 66, 76, 88, 89, 96, 114, 121, 132, 152, 176, 178, 209, 228, 242, 264, 267, 304, 352, 356, 363, 418, 456, 484, 528, 534, 608, 627, 712, 726, 836, 912, 968, 979, 1056, 1068, 1254, 1424, 1452, 1672, 1691, 1824, 1936, 1958, 2136, 2299, 2508, 2848, 2904, 2937, 3344, 3382, 3872, 3916, 4272, 4598, 5016, 5073, 5808, 5874, 6688, 6764, 6897, 7832, 8544, 9196, 10032, 10146, 10769, 11616, 11748, 13528, 13794, 15664, 18392, 18601, 20064, 20292, 21538, 23496, 27056, 27588, 31328, 32307, 36784, 37202, 40584, 43076, 46992, 54112, 55176, 55803, 64614, 73568, 74404, 81168, 86152, 93984, 110352, 111606, 129228, 148808, 162336, 172304, 204611, 220704, 223212, 258456, 297616, 344608, 409222, 446424, 516912, 595232, 613833, 818444, 892848, 1033824, 1227666, 1636888, 1785696, 2455332, 3273776, 4910664, 6547552, 9821328, 19642656]

約数ペア:

[(1, 19642656), (2, 9821328), (3, 6547552), (4, 4910664), (6, 3273776), (8, 2455332), (11, 1785696), (12, 1636888), (16, 1227666), (19, 1033824), (22, 892848), (24, 818444), (32, 613833), (33, 595232), (38, 516912), (44, 446424), (48, 409222), (57, 344608), (66, 297616), (76, 258456), (88, 223212), (89, 220704), (96, 204611), (114, 172304), (121, 162336), (132, 148808), (152, 129228), (176, 111606), (178, 110352), (209, 93984), (228, 86152), (242, 81168), (264, 74404), (267, 73568), (304, 64614), (352, 55803), (356, 55176), (363, 54112), (418, 46992), (456, 43076), (484, 40584), (528, 37202), (534, 36784), (608, 32307), (627, 31328), (712, 27588), (726, 27056), (836, 23496), (912, 21538), (968, 20292), (979, 20064), (1056, 18601), (1068, 18392), (1254, 15664), (1424, 13794), (1452, 13528), (1672, 11748), (1691, 11616), (1824, 10769), (1936, 10146), (1958, 10032), (2136, 9196), (2299, 8544), (2508, 7832), (2848, 6897), (2904, 6764), (2937, 6688), (3344, 5874), (3382, 5808), (3872, 5073), (3916, 5016), (4272, 4598)]