18047380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1693}}^1$

素因数の和:1756

約数の個数: 48

約数和(自身を含む): 41835024

約数和(自身を除く): 23787644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 1693, 2132, 2665, 3386, 5330, 6772, 8465, 10660, 16930, 22009, 33860, 44018, 69413, 88036, 110045, 138826, 220090, 277652, 347065, 440180, 694130, 902369, 1388260, 1804738, 3609476, 4511845, 9023690, 18047380]

約数ペア:

[(1, 18047380), (2, 9023690), (4, 4511845), (5, 3609476), (10, 1804738), (13, 1388260), (20, 902369), (26, 694130), (41, 440180), (52, 347065), (65, 277652), (82, 220090), (130, 138826), (164, 110045), (205, 88036), (260, 69413), (410, 44018), (533, 33860), (820, 22009), (1066, 16930), (1693, 10660), (2132, 8465), (2665, 6772), (3386, 5330)]