18394848

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{2777}}^1$

素因数の和:2816

約数の個数: 72

約数和(自身を含む): 54604368

約数和(自身を除く): 36209520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 2777, 3312, 5554, 6624, 8331, 11108, 16662, 22216, 24993, 33324, 44432, 49986, 63871, 66648, 88864, 99972, 127742, 133296, 191613, 199944, 255484, 266592, 383226, 399888, 510968, 574839, 766452, 799776, 1021936, 1149678, 1532904, 2043872, 2299356, 3065808, 4598712, 6131616, 9197424, 18394848]

約数ペア:

[(1, 18394848), (2, 9197424), (3, 6131616), (4, 4598712), (6, 3065808), (8, 2299356), (9, 2043872), (12, 1532904), (16, 1149678), (18, 1021936), (23, 799776), (24, 766452), (32, 574839), (36, 510968), (46, 399888), (48, 383226), (69, 266592), (72, 255484), (92, 199944), (96, 191613), (138, 133296), (144, 127742), (184, 99972), (207, 88864), (276, 66648), (288, 63871), (368, 49986), (414, 44432), (552, 33324), (736, 24993), (828, 22216), (1104, 16662), (1656, 11108), (2208, 8331), (2777, 6624), (3312, 5554)]