18660090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1723}}^1$

素因数の和:1771

約数の個数: 48

約数和(自身を含む): 47292768

約数和(自身を除く): 28632678

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 361, 570, 722, 1083, 1723, 1805, 2166, 3446, 3610, 5169, 5415, 8615, 10338, 10830, 17230, 25845, 32737, 51690, 65474, 98211, 163685, 196422, 327370, 491055, 622003, 982110, 1244006, 1866009, 3110015, 3732018, 6220030, 9330045, 18660090]

約数ペア:

[(1, 18660090), (2, 9330045), (3, 6220030), (5, 3732018), (6, 3110015), (10, 1866009), (15, 1244006), (19, 982110), (30, 622003), (38, 491055), (57, 327370), (95, 196422), (114, 163685), (190, 98211), (285, 65474), (361, 51690), (570, 32737), (722, 25845), (1083, 17230), (1723, 10830), (1805, 10338), (2166, 8615), (3446, 5415), (3610, 5169)]