20569038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 29197362

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 107, 138, 161, 199, 214, 321, 322, 398, 483, 597, 642, 749, 966, 1194, 1393, 1498, 2247, 2461, 2786, 4179, 4494, 4577, 4922, 7383, 8358, 9154, 13731, 14766, 17227, 21293, 27462, 32039, 34454, 42586, 51681, 63879, 64078, 96117, 103362, 127758, 149051, 192234, 298102, 447153, 489739, 894306, 979478, 1469217, 2938434, 3428173, 6856346, 10284519, 20569038]

約数ペア:

[(1, 20569038), (2, 10284519), (3, 6856346), (6, 3428173), (7, 2938434), (14, 1469217), (21, 979478), (23, 894306), (42, 489739), (46, 447153), (69, 298102), (107, 192234), (138, 149051), (161, 127758), (199, 103362), (214, 96117), (321, 64078), (322, 63879), (398, 51681), (483, 42586), (597, 34454), (642, 32039), (749, 27462), (966, 21293), (1194, 17227), (1393, 14766), (1498, 13731), (2247, 9154), (2461, 8358), (2786, 7383), (4179, 4922), (4494, 4577)]