19993584

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^2$

素因数の和:382

約数の個数: 60

約数和(自身を含む): 55935656

約数和(自身を除く): 35942072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 179, 208, 312, 358, 537, 624, 716, 1074, 1432, 2148, 2327, 2864, 4296, 4654, 6981, 8592, 9308, 13962, 18616, 27924, 32041, 37232, 55848, 64082, 96123, 111696, 128164, 192246, 256328, 384492, 416533, 512656, 768984, 833066, 1249599, 1537968, 1666132, 2499198, 3332264, 4998396, 6664528, 9996792, 19993584]

約数ペア:

[(1, 19993584), (2, 9996792), (3, 6664528), (4, 4998396), (6, 3332264), (8, 2499198), (12, 1666132), (13, 1537968), (16, 1249599), (24, 833066), (26, 768984), (39, 512656), (48, 416533), (52, 384492), (78, 256328), (104, 192246), (156, 128164), (179, 111696), (208, 96123), (312, 64082), (358, 55848), (537, 37232), (624, 32041), (716, 27924), (1074, 18616), (1432, 13962), (2148, 9308), (2327, 8592), (2864, 6981), (4296, 4654)]